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1M
Josephine, Terrance, James, Cecil are the only persons in the room. “Lisa is quieter than Cecil” if “Terrance is the oldest in the room”. If “Cecil is the quietest in the room” then “James neither is taller than Lisa nor is a quiet person”. Only one person outside the room is not wise. Terrance is quieter than Lisa or is not creative or both. Only one person in the room is not a tall person. Terrance is the least tall in the room.
Terrance either is not quiet, not tall, not creative, not wise or is older than Lisa.
neutral
room(josephine)&room(terrance)&room(james)&room(cecil)&(![X]:(room(X)=>(X='josephine'|X='terrance'|X='james'|X='cecil')))& (((![X]:(older(X,terrance)))=>(quieter(cecil,lisa)))& ((![X]:(quieter(X,cecil)))=>(~((taller(lisa,james))|(quiet(james)&person(james)))))& (((?[X]:(~room(X)&~wise(X)))&(![X,Y]:((~wise(X)&~wise(Y))=>(X=Y)))))& (((quieter(lisa,terrance))|(~creative(terrance))))& (((?[X]:(room(X)&~(tall(X)&person(X))))&(![X,Y]:((~(tall(X)&person(X))&~(tall(Y)&person(Y)))=>(X=Y)))))& (![X]:(taller(terrance,X))))
room(josephine)&room(terrance)&room(james)&room(cecil)&(![X]:(room(X)=>(X='josephine'|X='terrance'|X='james'|X='cecil')))& (((~quiet(terrance)&~tall(terrance)&~creative(terrance)&~wise(terrance))<~>(older(lisa,terrance))))
entailment
[]
null
Lupe, Janet are the only persons in the room. “More than one person outside the room is older than Shane” unless “Lupe is the quietest in the room”. “Lupe is richer than Robert” if “someone who is not a old brave person is quieter than someone who is not creative, not old”. “Everyone in the room who is not creative is quieter than Bertha” unless “no one outside the room is not creative, not brave”. Lupe who is a happy creative person, is a quiet creative person. Lupe is richer than Robert. Someone who is quieter than Bertha is quieter than someone who is quieter than Robert. Lupe is the least quiet in the room. Everyone in the room who is not happy, not creative, not tall, not wise, not rich is richer than Robert.
Someone who is a old wise creative person is older than someone who is not rich, not wise, not happy, not creative, not quiet.
contradiction
room(lupe)&room(janet)&(![X]:(room(X)=>(X='lupe'|X='janet')))& ((~(![X]:(quieter(X,lupe)))=>((?[X,Y]:(~room(X)&~room(Y)&(older(shane,X)&older(shane,Y))&(X!=Y)))))& ((?[X,Y]:((~(old(X)&brave(X)&person(X)))&(~creative(Y)&~old(Y))&(quieter(X,Y))))=>(richer(robert,lupe)))& (~(~?[X]:(~room(X)=>(~creative(X)&~brave(X))))=>(![X]:(room(X)=>(((~creative(X))=>(quieter(bertha,X)))))))& ((happy(lupe)&creative(lupe)&person(lupe))&(quiet(lupe)&creative(lupe)&person(lupe)))& (richer(robert,lupe))& (?[X,Y]:((quieter(bertha,X))&(quieter(robert,Y))&(quieter(X,Y))))& (![X]:(quieter(lupe,X)))& (![X]:(room(X)=>(((~happy(X)&~creative(X)&~tall(X)&~wise(X)&~rich(X))=>(richer(robert,X)))))))
room(lupe)&room(janet)&(![X]:(room(X)=>(X='lupe'|X='janet')))& (?[X,Y]:((old(X)&wise(X)&creative(X)&person(X))&(~rich(Y)&~wise(Y)&~happy(Y)&~creative(Y)&~quiet(Y))&(older(X,Y))))
contradiction
[ "h7", "hypothesis", "h4", "b12" ]
% SZS status Unsatisfiable % SZS output start Proof tff(happy_type, type, ( happy: $i > $o)). tff(mary_type, type, ( mary: $i)). tff(tptp_fun_Y_4_type, type, ( tptp_fun_Y_4: $i)). tff(quieter_type, type, ( quieter: ( $i * $i ) > $o)). tff(quiet_type, type, ( quiet: $i > $o)). tff(older_type, type, ( older: ( $i * $i ) > $o)). tff(tptp_fun_X_5_type, type, ( tptp_fun_X_5: $i)). tff(creative_type, type, ( creative: $i > $o)). tff(wise_type, type, ( wise: $i > $o)). tff(rich_type, type, ( rich: $i > $o)). tff(person_type, type, ( person: $i > $o)). tff(old_type, type, ( old: $i > $o)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(room_type, type, ( room: $i > $o)). tff(paul_type, type, ( paul: $i)). tff(1,assumption,(~quieter(mary, Y!4)), introduced(assumption)). tff(2,plain, (^[X: $i] : refl(quieter(mary, X) <=> quieter(mary, X))), inference(bind,[status(th)],[])). tff(3,plain, (![X: $i] : quieter(mary, X) <=> ![X: $i] : quieter(mary, X)), inference(quant_intro,[status(thm)],[2])). tff(4,plain, (![X: $i] : quieter(mary, X) <=> ![X: $i] : quieter(mary, X)), inference(rewrite,[status(thm)],[])). tff(5,axiom,(![X: $i] : quieter(mary, X)), file('/mnt/tmpfs//887023209484039864511052.p','h7')). tff(6,plain, (![X: $i] : quieter(mary, X)), inference(modus_ponens,[status(thm)],[5, 4])). tff(7,plain,( ![X: $i] : quieter(mary, X)), inference(skolemize,[status(sab)],[6])). tff(8,plain, (![X: $i] : quieter(mary, X)), inference(modus_ponens,[status(thm)],[7, 3])). tff(9,plain, ((~![X: $i] : quieter(mary, X)) | quieter(mary, Y!4)), inference(quant_inst,[status(thm)],[])). tff(10,plain, ($false), inference(unit_resolution,[status(thm)],[9, 8, 1])). tff(11,plain,(quieter(mary, Y!4)), inference(lemma,lemma(discharge,[]))). tff(12,plain, (?[X: $i, Y: $i] : (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)) & older(X, Y)) <=> ?[X: $i, Y: $i] : (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)) & older(X, Y))), inference(rewrite,[status(thm)],[])). tff(13,plain, (^[X: $i, Y: $i] : trans(monotonicity(trans(monotonicity(trans(monotonicity(rewrite(((old(X) & wise(X)) & creative(X)) <=> (old(X) & wise(X) & creative(X))), ((((old(X) & wise(X)) & creative(X)) & person(X)) <=> ((old(X) & wise(X) & creative(X)) & person(X)))), rewrite(((old(X) & wise(X) & creative(X)) & person(X)) <=> (old(X) & wise(X) & creative(X) & person(X))), ((((old(X) & wise(X)) & creative(X)) & person(X)) <=> (old(X) & wise(X) & creative(X) & person(X)))), trans(monotonicity(trans(monotonicity(rewrite((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) <=> ((~rich(Y)) & (~wise(Y)) & (~happy(Y)))), (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) <=> (((~rich(Y)) & (~wise(Y)) & (~happy(Y))) & (~creative(Y))))), rewrite((((~rich(Y)) & (~wise(Y)) & (~happy(Y))) & (~creative(Y))) <=> ((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)))), (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) <=> ((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y))))), ((((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y))) <=> (((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y))) & (~quiet(Y))))), rewrite((((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y))) & (~quiet(Y))) <=> ((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)))), ((((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y))) <=> ((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y))))), (((((old(X) & wise(X)) & creative(X)) & person(X)) & (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y)))) <=> ((old(X) & wise(X) & creative(X) & person(X)) & ((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)))))), rewrite(((old(X) & wise(X) & creative(X) & person(X)) & ((~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)))) <=> (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)))), (((((old(X) & wise(X)) & creative(X)) & person(X)) & (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y)))) <=> (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y))))), ((((((old(X) & wise(X)) & creative(X)) & person(X)) & (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y)))) & older(X, Y)) <=> ((old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y))) & older(X, Y)))), rewrite(((old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y))) & older(X, Y)) <=> (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)) & older(X, Y))), ((((((old(X) & wise(X)) & creative(X)) & person(X)) & (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y)))) & older(X, Y)) <=> (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)) & older(X, Y))))), inference(bind,[status(th)],[])). tff(14,plain, (?[X: $i, Y: $i] : (((((old(X) & wise(X)) & creative(X)) & person(X)) & (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y)))) & older(X, Y)) <=> ?[X: $i, Y: $i] : (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)) & older(X, Y))), inference(quant_intro,[status(thm)],[13])). tff(15,axiom,(((room(mary) & room(paul)) & ![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))) & ?[X: $i, Y: $i] : (((((old(X) & wise(X)) & creative(X)) & person(X)) & (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y)))) & older(X, Y))), file('/mnt/tmpfs//887023209484039864511052.p','hypothesis')). tff(16,plain, (?[X: $i, Y: $i] : (((((old(X) & wise(X)) & creative(X)) & person(X)) & (((((~rich(Y)) & (~wise(Y))) & (~happy(Y))) & (~creative(Y))) & (~quiet(Y)))) & older(X, Y))), inference(and_elim,[status(thm)],[15])). tff(17,plain, (?[X: $i, Y: $i] : (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)) & older(X, Y))), inference(modus_ponens,[status(thm)],[16, 14])). tff(18,plain, (?[X: $i, Y: $i] : (old(X) & wise(X) & creative(X) & person(X) & (~rich(Y)) & (~wise(Y)) & (~happy(Y)) & (~creative(Y)) & (~quiet(Y)) & older(X, Y))), inference(modus_ponens,[status(thm)],[17, 12])). tff(19,plain,( old(X!5) & wise(X!5) & creative(X!5) & person(X!5) & (~rich(Y!4)) & (~wise(Y!4)) & (~happy(Y!4)) & (~creative(Y!4)) & (~quiet(Y!4)) & older(X!5, Y!4)), inference(skolemize,[status(sab)],[18])). tff(20,plain, (~quiet(Y!4)), inference(and_elim,[status(thm)],[19])). tff(21,plain, (quiet(mary) <=> quiet(mary)), inference(rewrite,[status(thm)],[])). tff(22,axiom,(((happy(mary) & creative(mary)) & person(mary)) & ((quiet(mary) & creative(mary)) & person(mary))), file('/mnt/tmpfs//887023209484039864511052.p','h4')). tff(23,plain, ((quiet(mary) & creative(mary)) & person(mary)), inference(and_elim,[status(thm)],[22])). tff(24,plain, (quiet(mary) & creative(mary)), inference(and_elim,[status(thm)],[23])). tff(25,plain, (quiet(mary)), inference(and_elim,[status(thm)],[24])). tff(26,plain, (quiet(mary)), inference(modus_ponens,[status(thm)],[25, 21])). tff(27,plain, (^[X: $i, Y: $i] : refl(((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X))) <=> ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X))))), inference(bind,[status(th)],[])). tff(28,plain, (![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X))) <=> ![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))), inference(quant_intro,[status(thm)],[27])). tff(29,plain, (^[X: $i, Y: $i] : trans(monotonicity(trans(monotonicity(rewrite((quieter(X, Y) & quiet(X)) <=> (~((~quieter(X, Y)) | (~quiet(X))))), ((~(quieter(X, Y) & quiet(X))) <=> (~(~((~quieter(X, Y)) | (~quiet(X))))))), rewrite((~(~((~quieter(X, Y)) | (~quiet(X))))) <=> ((~quieter(X, Y)) | (~quiet(X)))), ((~(quieter(X, Y) & quiet(X))) <=> ((~quieter(X, Y)) | (~quiet(X))))), (((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X)))) <=> ((X = Y) | quiet(Y) | ((~quieter(X, Y)) | (~quiet(X)))))), rewrite(((X = Y) | quiet(Y) | ((~quieter(X, Y)) | (~quiet(X)))) <=> ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))), (((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X)))) <=> ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))))), inference(bind,[status(th)],[])). tff(30,plain, (![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X)))) <=> ![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))), inference(quant_intro,[status(thm)],[29])). tff(31,plain, (![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X)))) <=> ![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X))))), inference(rewrite,[status(thm)],[])). tff(32,plain, (^[X: $i, Y: $i] : trans(monotonicity(rewrite(((quieter(X, Y) & quiet(X)) => quiet(Y)) <=> (quiet(Y) | (~(quieter(X, Y) & quiet(X))))), (((~(X = Y)) => ((quieter(X, Y) & quiet(X)) => quiet(Y))) <=> ((~(X = Y)) => (quiet(Y) | (~(quieter(X, Y) & quiet(X))))))), rewrite(((~(X = Y)) => (quiet(Y) | (~(quieter(X, Y) & quiet(X))))) <=> ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X))))), (((~(X = Y)) => ((quieter(X, Y) & quiet(X)) => quiet(Y))) <=> ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X))))))), inference(bind,[status(th)],[])). tff(33,plain, (![X: $i, Y: $i] : ((~(X = Y)) => ((quieter(X, Y) & quiet(X)) => quiet(Y))) <=> ![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X))))), inference(quant_intro,[status(thm)],[32])). tff(34,axiom,(![X: $i, Y: $i] : ((~(X = Y)) => ((quieter(X, Y) & quiet(X)) => quiet(Y)))), file('/mnt/tmpfs//887023209484039864511052.p','b12')). tff(35,plain, (![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X))))), inference(modus_ponens,[status(thm)],[34, 33])). tff(36,plain, (![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X))))), inference(modus_ponens,[status(thm)],[35, 31])). tff(37,plain,( ![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~(quieter(X, Y) & quiet(X))))), inference(skolemize,[status(sab)],[36])). tff(38,plain, (![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))), inference(modus_ponens,[status(thm)],[37, 30])). tff(39,plain, (![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))), inference(modus_ponens,[status(thm)],[38, 28])). tff(40,plain, (((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | (quiet(Y!4) | (~quiet(mary)) | (~quieter(mary, Y!4)) | (mary = Y!4))) <=> ((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | quiet(Y!4) | (~quiet(mary)) | (~quieter(mary, Y!4)) | (mary = Y!4))), inference(rewrite,[status(thm)],[])). tff(41,plain, (((mary = Y!4) | quiet(Y!4) | (~quieter(mary, Y!4)) | (~quiet(mary))) <=> (quiet(Y!4) | (~quiet(mary)) | (~quieter(mary, Y!4)) | (mary = Y!4))), inference(rewrite,[status(thm)],[])). tff(42,plain, (((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | ((mary = Y!4) | quiet(Y!4) | (~quieter(mary, Y!4)) | (~quiet(mary)))) <=> ((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | (quiet(Y!4) | (~quiet(mary)) | (~quieter(mary, Y!4)) | (mary = Y!4)))), inference(monotonicity,[status(thm)],[41])). tff(43,plain, (((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | ((mary = Y!4) | quiet(Y!4) | (~quieter(mary, Y!4)) | (~quiet(mary)))) <=> ((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | quiet(Y!4) | (~quiet(mary)) | (~quieter(mary, Y!4)) | (mary = Y!4))), inference(transitivity,[status(thm)],[42, 40])). tff(44,plain, ((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | ((mary = Y!4) | quiet(Y!4) | (~quieter(mary, Y!4)) | (~quiet(mary)))), inference(quant_inst,[status(thm)],[])). tff(45,plain, ((~![X: $i, Y: $i] : ((X = Y) | quiet(Y) | (~quieter(X, Y)) | (~quiet(X)))) | quiet(Y!4) | (~quiet(mary)) | (~quieter(mary, Y!4)) | (mary = Y!4)), inference(modus_ponens,[status(thm)],[44, 43])). tff(46,plain, ((~quieter(mary, Y!4)) | (mary = Y!4)), inference(unit_resolution,[status(thm)],[45, 39, 26, 20])). tff(47,plain, (mary = Y!4), inference(unit_resolution,[status(thm)],[46, 11])). tff(48,plain, (happy(mary) <=> happy(Y!4)), inference(monotonicity,[status(thm)],[47])). tff(49,plain, (happy(Y!4) <=> happy(mary)), inference(symmetry,[status(thm)],[48])). tff(50,plain, ((~happy(Y!4)) <=> (~happy(mary))), inference(monotonicity,[status(thm)],[49])). tff(51,plain, (~happy(Y!4)), inference(and_elim,[status(thm)],[19])). tff(52,plain, (~happy(mary)), inference(modus_ponens,[status(thm)],[51, 50])). tff(53,plain, (happy(mary) <=> happy(mary)), inference(rewrite,[status(thm)],[])). tff(54,plain, ((happy(mary) & creative(mary)) & person(mary)), inference(and_elim,[status(thm)],[22])). tff(55,plain, (happy(mary) & creative(mary)), inference(and_elim,[status(thm)],[54])). tff(56,plain, (happy(mary)), inference(and_elim,[status(thm)],[55])). tff(57,plain, (happy(mary)), inference(modus_ponens,[status(thm)],[56, 53])). tff(58,plain, ($false), inference(unit_resolution,[status(thm)],[57, 52])). % SZS output end Proof
Minnie, George are the only persons in the room. If "Deanna is richer than Minnie" then "Garrett is quieter than Minnie". If "Minnie and George are respectively brave and creative" then "no one in the room is not happy". Only one person in the room is a brave person. Minnie and George are not creative, not quiet. George either is not rich, not creative, not quiet or is not creative. George is not a brave creative person. George is the quietest in the room.
Someone who is not creative is quieter than someone who is not a happy quiet brave rich person.
entailment
room(minnie)&room(george)&(![X]:(room(X)=>(X='minnie'|X='george')))& (((richer(minnie,deanna))=>(quieter(minnie,garrett)))& (((brave(minnie))&(creative(george)))=>(~?[X]:(room(X)=>(~happy(X)))))& (((?[X]:(room(X)&brave(X)&person(X)))&(![X,Y]:((brave(X)&person(X)&brave(Y)&person(Y))=>(X=Y)))))& (~creative(minnie)&~quiet(minnie)&~creative(george)&~quiet(george))& (((~rich(george)&~creative(george)&~quiet(george))<~>(~creative(george))))& (~(brave(george)&creative(george)&person(george)))& (![X]:(quieter(X,george))))
room(minnie)&room(george)&(![X]:(room(X)=>(X='minnie'|X='george')))& (?[X,Y]:((~creative(X))&(~(happy(Y)&quiet(Y)&brave(Y)&rich(Y)&person(Y)))&(quieter(X,Y))))
neutral
[ "h7", "h4", "h0", "hypothesis" ]
% SZS status Unsatisfiable % SZS output start Proof tff(quieter_type, type, ( quieter: ( $i * $i ) > $o)). tff(paul_type, type, ( paul: $i)). tff(happy_type, type, ( happy: $i > $o)). tff(person_type, type, ( person: $i > $o)). tff(brave_type, type, ( brave: $i > $o)). tff(rich_type, type, ( rich: $i > $o)). tff(quiet_type, type, ( quiet: $i > $o)). tff(creative_type, type, ( creative: $i > $o)). tff(mary_type, type, ( mary: $i)). tff(room_type, type, ( room: $i > $o)). tff(tptp_fun_X_1_type, type, ( tptp_fun_X_1: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(1,plain, (^[X: $i] : refl(quieter(X, paul) <=> quieter(X, paul))), inference(bind,[status(th)],[])). tff(2,plain, (![X: $i] : quieter(X, paul) <=> ![X: $i] : quieter(X, paul)), inference(quant_intro,[status(thm)],[1])). tff(3,plain, (![X: $i] : quieter(X, paul) <=> ![X: $i] : quieter(X, paul)), inference(rewrite,[status(thm)],[])). tff(4,axiom,(![X: $i] : quieter(X, paul)), file('/mnt/tmpfs//3299788741774825635992814.p','h7')). tff(5,plain, (![X: $i] : quieter(X, paul)), inference(modus_ponens,[status(thm)],[4, 3])). tff(6,plain,( ![X: $i] : quieter(X, paul)), inference(skolemize,[status(sab)],[5])). tff(7,plain, (![X: $i] : quieter(X, paul)), inference(modus_ponens,[status(thm)],[6, 2])). tff(8,plain, ((~![X: $i] : quieter(X, paul)) | quieter(paul, paul)), inference(quant_inst,[status(thm)],[])). tff(9,plain, (quieter(paul, paul)), inference(unit_resolution,[status(thm)],[8, 7])). tff(10,plain, ((~quiet(paul)) <=> (~quiet(paul))), inference(rewrite,[status(thm)],[])). tff(11,axiom,((((~creative(mary)) & (~quiet(mary))) & (~creative(paul))) & (~quiet(paul))), file('/mnt/tmpfs//3299788741774825635992814.p','h4')). tff(12,plain, (~quiet(paul)), inference(and_elim,[status(thm)],[11])). tff(13,plain, (~quiet(paul)), inference(modus_ponens,[status(thm)],[12, 10])). tff(14,plain, (((~quiet(paul)) | (~rich(paul)) | (~brave(paul)) | (~person(paul)) | (~happy(paul))) | quiet(paul)), inference(tautology,[status(thm)],[])). tff(15,plain, ((~quiet(paul)) | (~rich(paul)) | (~brave(paul)) | (~person(paul)) | (~happy(paul))), inference(unit_resolution,[status(thm)],[14, 13])). tff(16,assumption,(~((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))), introduced(assumption)). tff(17,plain, (((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1))) | room(X!1)), inference(tautology,[status(thm)],[])). tff(18,plain, (room(X!1)), inference(unit_resolution,[status(thm)],[17, 16])). tff(19,plain, (((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1))) | (~(X!1 = |'mary'|))), inference(tautology,[status(thm)],[])). tff(20,plain, (~(X!1 = |'mary'|)), inference(unit_resolution,[status(thm)],[19, 16])). tff(21,plain, (((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1))) | (~(X!1 = |'paul'|))), inference(tautology,[status(thm)],[])). tff(22,plain, (~(X!1 = |'paul'|)), inference(unit_resolution,[status(thm)],[21, 16])). tff(23,plain, (^[X: $i] : refl(((X = |'paul'|) | (X = |'mary'|) | (~room(X))) <=> ((X = |'paul'|) | (X = |'mary'|) | (~room(X))))), inference(bind,[status(th)],[])). tff(24,plain, (![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) <=> ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(quant_intro,[status(thm)],[23])). tff(25,plain, (![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) <=> ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(rewrite,[status(thm)],[])). tff(26,plain, (^[X: $i] : rewrite((room(X) => ((X = |'mary'|) | (X = |'paul'|))) <=> ((X = |'paul'|) | (X = |'mary'|) | (~room(X))))), inference(bind,[status(th)],[])). tff(27,plain, (![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|))) <=> ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(quant_intro,[status(thm)],[26])). tff(28,axiom,((room(mary) & room(paul)) & ![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))), file('/mnt/tmpfs//3299788741774825635992814.p','h0')). tff(29,plain, (![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))), inference(and_elim,[status(thm)],[28])). tff(30,plain, (![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(modus_ponens,[status(thm)],[29, 27])). tff(31,plain, (![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(modus_ponens,[status(thm)],[30, 25])). tff(32,plain,( ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(skolemize,[status(sab)],[31])). tff(33,plain, (![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(modus_ponens,[status(thm)],[32, 24])). tff(34,plain, (((~![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) <=> ((~![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))), inference(rewrite,[status(thm)],[])). tff(35,plain, ((~![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))), inference(quant_inst,[status(thm)],[])). tff(36,plain, ((~![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1))), inference(modus_ponens,[status(thm)],[35, 34])). tff(37,plain, ($false), inference(unit_resolution,[status(thm)],[36, 33, 22, 20, 18])). tff(38,plain,((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1))), inference(lemma,lemma(discharge,[]))). tff(39,plain, (room(paul) <=> room(paul)), inference(rewrite,[status(thm)],[])). tff(40,plain, (room(mary) & room(paul)), inference(and_elim,[status(thm)],[28])). tff(41,plain, (room(paul)), inference(and_elim,[status(thm)],[40])). tff(42,plain, (room(paul)), inference(modus_ponens,[status(thm)],[41, 39])). tff(43,plain, (room(mary) <=> room(mary)), inference(rewrite,[status(thm)],[])). tff(44,plain, (room(mary)), inference(and_elim,[status(thm)],[40])). tff(45,plain, (room(mary)), inference(modus_ponens,[status(thm)],[44, 43])). tff(46,plain, (((~room(mary)) | (~room(paul)) | (~((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) | ![X: $i, Y: $i] : (creative(X) | (~quieter(X, Y)) | (~((~happy(Y)) | (~brave(Y)) | (~person(Y)) | (~quiet(Y)) | (~rich(Y)))))) <=> ((~room(mary)) | (~room(paul)) | (~((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) | ![X: $i, Y: $i] : (creative(X) | (~quieter(X, Y)) | (~((~happy(Y)) | (~brave(Y)) | (~person(Y)) | (~quiet(Y)) | (~rich(Y))))))), inference(rewrite,[status(thm)],[])). tff(47,plain, (((~room(mary)) | (~room(paul)) | (~((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) | ![X: $i, Y: $i] : (~((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))) <=> ((~room(mary)) | (~room(paul)) | (~((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) | ![X: $i, Y: $i] : (creative(X) | (~quieter(X, Y)) | (~((~happy(Y)) | (~brave(Y)) | (~person(Y)) | (~quiet(Y)) | (~rich(Y))))))), inference(rewrite,[status(thm)],[])). tff(48,plain, (((~room(mary)) | (~room(paul)) | (~((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) | ![X: $i, Y: $i] : (~((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))) <=> ((~room(mary)) | (~room(paul)) | (~((X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) | ![X: $i, Y: $i] : (~((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y))))), inference(rewrite,[status(thm)],[])). tff(49,plain, ((room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y))) <=> (room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))), inference(rewrite,[status(thm)],[])). tff(50,plain, ((~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))) <=> (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y))))), inference(monotonicity,[status(thm)],[49])). tff(51,plain, ((~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))) <=> (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y))))), inference(rewrite,[status(thm)],[])). tff(52,plain, ((~(((room(mary) & room(paul)) & ![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))) & ?[X: $i, Y: $i] : (((~creative(X)) & (~((((happy(Y) & quiet(Y)) & brave(Y)) & rich(Y)) & person(Y)))) & quieter(X, Y)))) <=> (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y))))), inference(rewrite,[status(thm)],[])). tff(53,axiom,(~(((room(mary) & room(paul)) & ![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))) & ?[X: $i, Y: $i] : (((~creative(X)) & (~((((happy(Y) & quiet(Y)) & brave(Y)) & rich(Y)) & person(Y)))) & quieter(X, Y)))), file('/mnt/tmpfs//3299788741774825635992814.p','hypothesis')). tff(54,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))), inference(modus_ponens,[status(thm)],[53, 52])). tff(55,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))), inference(modus_ponens,[status(thm)],[54, 50])). tff(56,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))), inference(modus_ponens,[status(thm)],[55, 51])). tff(57,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & ?[X: $i, Y: $i] : ((~creative(X)) & (~(happy(Y) & quiet(Y) & brave(Y) & rich(Y) & person(Y))) & quieter(X, Y)))), inference(modus_ponens,[status(thm)],[56, 50])). unexpected number of arguments: (let ((a!1 (refl (~ (not (room mary)) (not (room mary))))) (a!2 (refl (~ (not (room paul)) (not (room paul))))) (a!3 (forall ((X $i)) (or (= X |'paul'|) (= X |'mary'|) (not (room X))))) (a!4 (not (or (= X!1 |'paul'|) (= X!1 |'mary'|) (not (room X!1))))) (a!5 (lambda ((X $i) (Y $i)) (let ((a!1 (and (not (creative X)) (not (and (happy Y) (quiet Y) (brave Y) (rich Y) (person Y))) (quieter X Y)))) (refl (~ (not a!1) (not a!1)))))) (a!6 (exists ((X $i) (Y $i)) (and (not (creative X)) (not (and (happy Y) (quiet Y) (brave Y) (rich Y) (person Y))) (quieter X Y)))) (a!7 (forall ((X $i) (Y $i)) (let ((a!1 (and (not (creative X)) (not (and (happy Y) (quiet Y) (brave Y) (rich Y) (person Y))) (quieter X Y)))) (not a!1))))) (let ((a!8 (~ (not (and (room mary) (room paul) a!3 a!6)) (or (not (room mary)) (not (room paul)) a!4 a!7)))) (nnf-neg a!1 a!2 (sk (~ (not a!3) a!4)) (nnf-neg (proof-bind a!5) (~ (not a!6) a!7)) a!8)))
Henry, Vonnie, Holley are the only persons in the room. Either Henry is not a brave person and is older than Alexander or Henry is the richest in the room or but not both. Only one person in the room is not tall unless only one person outside the room is not old. Only one person outside the room is not a rich old person. Only one person outside the room is not tall.
It is not the case that 'Henry is not a old tall rich person or is richer than Alexander or both'.
neutral
room(henry)&room(vonnie)&room(holley)&(![X]:(room(X)=>(X='henry'|X='vonnie'|X='holley')))& ((((~(brave(henry)&person(henry)))&(older(alexander,henry)))<~>(![X]:(richer(X,henry))))& (~(((?[X]:(~room(X)&~old(X)))&(![X,Y]:((~old(X)&~old(Y))=>(X=Y)))))=>(((?[X]:(room(X)&~tall(X)))&(![X,Y]:((~tall(X)&~tall(Y))=>(X=Y))))))& (((?[X]:(~room(X)&~(rich(X)&old(X)&person(X))))&(![X,Y]:((~(rich(X)&old(X)&person(X))&~(rich(Y)&old(Y)&person(Y)))=>(X=Y)))))& (((?[X]:(~room(X)&~tall(X)))&(![X,Y]:((~tall(X)&~tall(Y))=>(X=Y))))))
room(henry)&room(vonnie)&room(holley)&(![X]:(room(X)=>(X='henry'|X='vonnie'|X='holley')))& (~(((~(old(henry)&tall(henry)&rich(henry)&person(henry)))|(richer(alexander,henry)))))
entailment
[]
null
Melanie is the only person in the room. Everyone in the room is hated by Danielle. More than one person outside the room is hated by Patricia. Melanie is not hated by Patricia.
Melanie is not hated by Patricia or does not hate Danielle or both.
entailment
room(melanie)&(![X]:(room(X)=>(X='melanie')))& ((![X]:(room(X)=>(hate(X,danielle))))& ((?[X,Y]:(~room(X)&~room(Y)&(hate(X,patricia)&hate(Y,patricia))&(X!=Y))))& (~hate(melanie,patricia)))
room(melanie)&(![X]:(room(X)=>(X='melanie')))& (((~hate(melanie,patricia))|(~hate(danielle,melanie))))
entailment
[ "h3", "h0", "hypothesis" ]
% SZS status Unsatisfiable % SZS output start Proof tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(tptp_fun_X_2_type, type, ( tptp_fun_X_2: $i)). tff(room_type, type, ( room: $i > $o)). tff(hate_type, type, ( hate: ( $i * $i ) > $o)). tff(mary_type, type, ( mary: $i)). tff(paul_type, type, ( paul: $i)). tff(susan_type, type, ( susan: $i)). tff(1,plain, ((~hate(mary, susan)) <=> (~hate(mary, susan))), inference(rewrite,[status(thm)],[])). tff(2,axiom,(~hate(mary, susan)), file('/mnt/tmpfs//4808752014352467205268500.p','h3')). tff(3,plain, (~hate(mary, susan)), inference(modus_ponens,[status(thm)],[2, 1])). tff(4,plain, (((~hate(mary, susan)) | (~hate(paul, mary))) | hate(mary, susan)), inference(tautology,[status(thm)],[])). tff(5,plain, ((~hate(mary, susan)) | (~hate(paul, mary))), inference(unit_resolution,[status(thm)],[4, 3])). tff(6,plain, (room(mary) <=> room(mary)), inference(rewrite,[status(thm)],[])). tff(7,axiom,(room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))), file('/mnt/tmpfs//4808752014352467205268500.p','h0')). tff(8,plain, (room(mary)), inference(and_elim,[status(thm)],[7])). tff(9,plain, (room(mary)), inference(modus_ponens,[status(thm)],[8, 6])). tff(10,plain, ((room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary)))) <=> (room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary))))), inference(rewrite,[status(thm)],[])). tff(11,plain, ((~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary))))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary)))))), inference(monotonicity,[status(thm)],[10])). tff(12,plain, ((~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary))))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary)))))), inference(rewrite,[status(thm)],[])). tff(13,plain, ((~((room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))) & ((~hate(mary, susan)) | (~hate(paul, mary))))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary)))))), inference(rewrite,[status(thm)],[])). tff(14,axiom,(~((room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))) & ((~hate(mary, susan)) | (~hate(paul, mary))))), file('/mnt/tmpfs//4808752014352467205268500.p','hypothesis')). tff(15,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary))))), inference(modus_ponens,[status(thm)],[14, 13])). tff(16,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary))))), inference(modus_ponens,[status(thm)],[15, 11])). tff(17,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary))))), inference(modus_ponens,[status(thm)],[16, 12])). tff(18,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ((~hate(mary, susan)) | (~hate(paul, mary))))), inference(modus_ponens,[status(thm)],[17, 11])). unexpected number of arguments: (let ((a!1 (refl (~ (not (room mary)) (not (room mary))))) (a!2 (forall ((X $i)) (or (not (room X)) (= X |'mary'|)))) (a!3 (not (or (not (room X!2)) (= X!2 |'mary'|)))) (a!4 (not (or (not (hate mary susan)) (not (hate paul mary)))))) (let ((a!5 (and (room mary) a!2 (or (not (hate mary susan)) (not (hate paul mary)))))) (let ((a!6 (~ (not a!5) (or (not (room mary)) a!3 a!4)))) (nnf-neg a!1 (sk (~ (not a!2) a!3)) (refl (~ a!4 a!4)) a!6))))
Milton is the only person in the room. Milton is not a rich old happy person. Someone who is not a rich old person is richer than someone who is quieter than Athena. Milton is the least old in the room. Everyone outside the room who is not a quiet person is not a rich person. Someone who is not old is older than someone who is not quiet, not rich, not old, not happy. Milton is the richest in the room.
Milton who is a rich old person, is quieter than Athena.
contradiction
room(milton)&(![X]:(room(X)=>(X='milton')))& ((~(rich(milton)&old(milton)&happy(milton)&person(milton)))& (?[X,Y]:((~(rich(X)&old(X)&person(X)))&(quieter(athena,Y))&(richer(X,Y))))& (![X]:(older(milton,X)))& (![X]:(~room(X)=>(((~(quiet(X)&person(X)))=>(~(rich(X)&person(X)))))))& (?[X,Y]:((~old(X))&(~quiet(Y)&~rich(Y)&~old(Y)&~happy(Y))&(older(X,Y))))& (![X]:(richer(X,milton))))
room(milton)&(![X]:(room(X)=>(X='milton')))& ((rich(milton)&old(milton)&person(milton))&(quieter(athena,milton)))
contradiction
[ "h0", "h3", "hypothesis", "h5", "b15" ]
% SZS status Unsatisfiable % SZS output start Proof tff(rich_type, type, ( rich: $i > $o)). tff(tptp_fun_Y_2_type, type, ( tptp_fun_Y_2: $i)). tff(mary_type, type, ( mary: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(room_type, type, ( room: $i > $o)). tff(older_type, type, ( older: ( $i * $i ) > $o)). tff(old_type, type, ( old: $i > $o)). tff(person_type, type, ( person: $i > $o)). tff(quieter_type, type, ( quieter: ( $i * $i ) > $o)). tff(fred_type, type, ( fred: $i)). tff(tptp_fun_X_3_type, type, ( tptp_fun_X_3: $i)). tff(happy_type, type, ( happy: $i > $o)). tff(quiet_type, type, ( quiet: $i > $o)). tff(1,plain, (^[X: $i] : refl(((~room(X)) | (X = |'mary'|)) <=> ((~room(X)) | (X = |'mary'|)))), inference(bind,[status(th)],[])). tff(2,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(quant_intro,[status(thm)],[1])). tff(3,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(4,plain, (^[X: $i] : rewrite((room(X) => (X = |'mary'|)) <=> ((~room(X)) | (X = |'mary'|)))), inference(bind,[status(th)],[])). tff(5,plain, (![X: $i] : (room(X) => (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(quant_intro,[status(thm)],[4])). tff(6,axiom,(room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))), file('/mnt/tmpfs//6477968205973781253966323.p','h0')). tff(7,plain, (![X: $i] : (room(X) => (X = |'mary'|))), inference(and_elim,[status(thm)],[6])). tff(8,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[7, 5])). tff(9,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[8, 3])). tff(10,plain,( ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(skolemize,[status(sab)],[9])). tff(11,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[10, 2])). tff(12,plain, (room(mary) <=> room(mary)), inference(rewrite,[status(thm)],[])). tff(13,plain, (room(mary)), inference(and_elim,[status(thm)],[6])). tff(14,plain, (room(mary)), inference(modus_ponens,[status(thm)],[13, 12])). tff(15,plain, (((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(mary)) | (mary = |'mary'|))) <=> ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(mary)) | (mary = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(16,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(mary)) | (mary = |'mary'|))), inference(quant_inst,[status(thm)],[])). tff(17,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(mary)) | (mary = |'mary'|)), inference(modus_ponens,[status(thm)],[16, 15])). tff(18,plain, (mary = |'mary'|), inference(unit_resolution,[status(thm)],[17, 14, 11])). tff(19,plain, (|'mary'| = mary), inference(symmetry,[status(thm)],[18])). tff(20,plain, (older(mary, Y!2) <=> older(|'mary'|, Y!2)), inference(monotonicity,[status(thm)],[18])). tff(21,plain, (older(|'mary'|, Y!2) <=> older(mary, Y!2)), inference(symmetry,[status(thm)],[20])). tff(22,plain, ((~older(|'mary'|, Y!2)) <=> (~older(mary, Y!2))), inference(monotonicity,[status(thm)],[21])). tff(23,assumption,(~older(|'mary'|, Y!2)), introduced(assumption)). tff(24,plain, (~older(mary, Y!2)), inference(modus_ponens,[status(thm)],[23, 22])). tff(25,plain, (^[X: $i] : refl(older(mary, X) <=> older(mary, X))), inference(bind,[status(th)],[])). tff(26,plain, (![X: $i] : older(mary, X) <=> ![X: $i] : older(mary, X)), inference(quant_intro,[status(thm)],[25])). tff(27,plain, (![X: $i] : older(mary, X) <=> ![X: $i] : older(mary, X)), inference(rewrite,[status(thm)],[])). tff(28,axiom,(![X: $i] : older(mary, X)), file('/mnt/tmpfs//6477968205973781253966323.p','h3')). tff(29,plain, (![X: $i] : older(mary, X)), inference(modus_ponens,[status(thm)],[28, 27])). tff(30,plain,( ![X: $i] : older(mary, X)), inference(skolemize,[status(sab)],[29])). tff(31,plain, (![X: $i] : older(mary, X)), inference(modus_ponens,[status(thm)],[30, 26])). tff(32,plain, ((~![X: $i] : older(mary, X)) | older(mary, Y!2)), inference(quant_inst,[status(thm)],[])). tff(33,plain, (older(mary, Y!2)), inference(unit_resolution,[status(thm)],[32, 31])). tff(34,plain, ($false), inference(unit_resolution,[status(thm)],[33, 24])). tff(35,plain,(older(|'mary'|, Y!2)), inference(lemma,lemma(discharge,[]))). tff(36,plain, (old(|'mary'|) <=> old(mary)), inference(monotonicity,[status(thm)],[19])). tff(37,plain, (old(mary) <=> old(|'mary'|)), inference(symmetry,[status(thm)],[36])). tff(38,plain, (old(mary) <=> old(mary)), inference(rewrite,[status(thm)],[])). tff(39,axiom,((room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))) & (((rich(mary) & old(mary)) & person(mary)) & quieter(fred, mary))), file('/mnt/tmpfs//6477968205973781253966323.p','hypothesis')). tff(40,plain, (((rich(mary) & old(mary)) & person(mary)) & quieter(fred, mary)), inference(and_elim,[status(thm)],[39])). tff(41,plain, ((rich(mary) & old(mary)) & person(mary)), inference(and_elim,[status(thm)],[40])). tff(42,plain, (rich(mary) & old(mary)), inference(and_elim,[status(thm)],[41])). tff(43,plain, (old(mary)), inference(and_elim,[status(thm)],[42])). tff(44,plain, (old(mary)), inference(modus_ponens,[status(thm)],[43, 38])). tff(45,plain, (old(|'mary'|)), inference(modus_ponens,[status(thm)],[44, 37])). tff(46,plain, (?[X: $i, Y: $i] : ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)) & older(X, Y)) <=> ?[X: $i, Y: $i] : ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)) & older(X, Y))), inference(rewrite,[status(thm)],[])). tff(47,plain, (^[X: $i, Y: $i] : trans(monotonicity(trans(monotonicity(trans(monotonicity(rewrite((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) <=> ((~quiet(Y)) & (~rich(Y)) & (~old(Y)))), (((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y))) <=> (((~quiet(Y)) & (~rich(Y)) & (~old(Y))) & (~happy(Y))))), rewrite((((~quiet(Y)) & (~rich(Y)) & (~old(Y))) & (~happy(Y))) <=> ((~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)))), (((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y))) <=> ((~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y))))), (((~old(X)) & ((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y)))) <=> ((~old(X)) & ((~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)))))), rewrite(((~old(X)) & ((~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)))) <=> ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)))), (((~old(X)) & ((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y)))) <=> ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y))))), ((((~old(X)) & ((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y)))) & older(X, Y)) <=> (((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y))) & older(X, Y)))), rewrite((((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y))) & older(X, Y)) <=> ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)) & older(X, Y))), ((((~old(X)) & ((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y)))) & older(X, Y)) <=> ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)) & older(X, Y))))), inference(bind,[status(th)],[])). tff(48,plain, (?[X: $i, Y: $i] : (((~old(X)) & ((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y)))) & older(X, Y)) <=> ?[X: $i, Y: $i] : ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)) & older(X, Y))), inference(quant_intro,[status(thm)],[47])). tff(49,axiom,(?[X: $i, Y: $i] : (((~old(X)) & ((((~quiet(Y)) & (~rich(Y))) & (~old(Y))) & (~happy(Y)))) & older(X, Y))), file('/mnt/tmpfs//6477968205973781253966323.p','h5')). tff(50,plain, (?[X: $i, Y: $i] : ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)) & older(X, Y))), inference(modus_ponens,[status(thm)],[49, 48])). tff(51,plain, (?[X: $i, Y: $i] : ((~old(X)) & (~quiet(Y)) & (~rich(Y)) & (~old(Y)) & (~happy(Y)) & older(X, Y))), inference(modus_ponens,[status(thm)],[50, 46])). tff(52,plain,( (~old(X!3)) & (~quiet(Y!2)) & (~rich(Y!2)) & (~old(Y!2)) & (~happy(Y!2)) & older(X!3, Y!2)), inference(skolemize,[status(sab)],[51])). tff(53,plain, (~old(Y!2)), inference(and_elim,[status(thm)],[52])). tff(54,plain, (^[X: $i, Y: $i] : refl(((X = Y) | old(Y) | (~old(X)) | (~older(X, Y))) <=> ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y))))), inference(bind,[status(th)],[])). tff(55,plain, (![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y))) <=> ![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))), inference(quant_intro,[status(thm)],[54])). tff(56,plain, (^[X: $i, Y: $i] : trans(monotonicity(trans(monotonicity(rewrite((older(X, Y) & old(X)) <=> (~((~old(X)) | (~older(X, Y))))), ((~(older(X, Y) & old(X))) <=> (~(~((~old(X)) | (~older(X, Y))))))), rewrite((~(~((~old(X)) | (~older(X, Y))))) <=> ((~old(X)) | (~older(X, Y)))), ((~(older(X, Y) & old(X))) <=> ((~old(X)) | (~older(X, Y))))), (((X = Y) | old(Y) | (~(older(X, Y) & old(X)))) <=> ((X = Y) | old(Y) | ((~old(X)) | (~older(X, Y)))))), rewrite(((X = Y) | old(Y) | ((~old(X)) | (~older(X, Y)))) <=> ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))), (((X = Y) | old(Y) | (~(older(X, Y) & old(X)))) <=> ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))))), inference(bind,[status(th)],[])). tff(57,plain, (![X: $i, Y: $i] : ((X = Y) | old(Y) | (~(older(X, Y) & old(X)))) <=> ![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))), inference(quant_intro,[status(thm)],[56])). tff(58,plain, (![X: $i, Y: $i] : ((X = Y) | old(Y) | (~(older(X, Y) & old(X)))) <=> ![X: $i, Y: $i] : ((X = Y) | old(Y) | (~(older(X, Y) & old(X))))), inference(rewrite,[status(thm)],[])). tff(59,plain, (^[X: $i, Y: $i] : trans(monotonicity(rewrite(((older(X, Y) & old(X)) => old(Y)) <=> (old(Y) | (~(older(X, Y) & old(X))))), (((~(X = Y)) => ((older(X, Y) & old(X)) => old(Y))) <=> ((~(X = Y)) => (old(Y) | (~(older(X, Y) & old(X))))))), rewrite(((~(X = Y)) => (old(Y) | (~(older(X, Y) & old(X))))) <=> ((X = Y) | old(Y) | (~(older(X, Y) & old(X))))), (((~(X = Y)) => ((older(X, Y) & old(X)) => old(Y))) <=> ((X = Y) | old(Y) | (~(older(X, Y) & old(X))))))), inference(bind,[status(th)],[])). tff(60,plain, (![X: $i, Y: $i] : ((~(X = Y)) => ((older(X, Y) & old(X)) => old(Y))) <=> ![X: $i, Y: $i] : ((X = Y) | old(Y) | (~(older(X, Y) & old(X))))), inference(quant_intro,[status(thm)],[59])). tff(61,axiom,(![X: $i, Y: $i] : ((~(X = Y)) => ((older(X, Y) & old(X)) => old(Y)))), file('/mnt/tmpfs//6477968205973781253966323.p','b15')). tff(62,plain, (![X: $i, Y: $i] : ((X = Y) | old(Y) | (~(older(X, Y) & old(X))))), inference(modus_ponens,[status(thm)],[61, 60])). tff(63,plain, (![X: $i, Y: $i] : ((X = Y) | old(Y) | (~(older(X, Y) & old(X))))), inference(modus_ponens,[status(thm)],[62, 58])). tff(64,plain,( ![X: $i, Y: $i] : ((X = Y) | old(Y) | (~(older(X, Y) & old(X))))), inference(skolemize,[status(sab)],[63])). tff(65,plain, (![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))), inference(modus_ponens,[status(thm)],[64, 57])). tff(66,plain, (![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))), inference(modus_ponens,[status(thm)],[65, 55])). tff(67,plain, (((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | (old(Y!2) | (~older(|'mary'|, Y!2)) | (~old(|'mary'|)) | (|'mary'| = Y!2))) <=> ((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | old(Y!2) | (~older(|'mary'|, Y!2)) | (~old(|'mary'|)) | (|'mary'| = Y!2))), inference(rewrite,[status(thm)],[])). tff(68,plain, (((|'mary'| = Y!2) | old(Y!2) | (~old(|'mary'|)) | (~older(|'mary'|, Y!2))) <=> (old(Y!2) | (~older(|'mary'|, Y!2)) | (~old(|'mary'|)) | (|'mary'| = Y!2))), inference(rewrite,[status(thm)],[])). tff(69,plain, (((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | ((|'mary'| = Y!2) | old(Y!2) | (~old(|'mary'|)) | (~older(|'mary'|, Y!2)))) <=> ((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | (old(Y!2) | (~older(|'mary'|, Y!2)) | (~old(|'mary'|)) | (|'mary'| = Y!2)))), inference(monotonicity,[status(thm)],[68])). tff(70,plain, (((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | ((|'mary'| = Y!2) | old(Y!2) | (~old(|'mary'|)) | (~older(|'mary'|, Y!2)))) <=> ((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | old(Y!2) | (~older(|'mary'|, Y!2)) | (~old(|'mary'|)) | (|'mary'| = Y!2))), inference(transitivity,[status(thm)],[69, 67])). tff(71,plain, ((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | ((|'mary'| = Y!2) | old(Y!2) | (~old(|'mary'|)) | (~older(|'mary'|, Y!2)))), inference(quant_inst,[status(thm)],[])). tff(72,plain, ((~![X: $i, Y: $i] : ((X = Y) | old(Y) | (~old(X)) | (~older(X, Y)))) | old(Y!2) | (~older(|'mary'|, Y!2)) | (~old(|'mary'|)) | (|'mary'| = Y!2)), inference(modus_ponens,[status(thm)],[71, 70])). tff(73,plain, ((~older(|'mary'|, Y!2)) | (~old(|'mary'|)) | (|'mary'| = Y!2)), inference(unit_resolution,[status(thm)],[72, 66, 53])). tff(74,plain, ((~older(|'mary'|, Y!2)) | (|'mary'| = Y!2)), inference(unit_resolution,[status(thm)],[73, 45])). tff(75,plain, (|'mary'| = Y!2), inference(unit_resolution,[status(thm)],[74, 35])). tff(76,plain, (Y!2 = |'mary'|), inference(symmetry,[status(thm)],[75])). tff(77,plain, (Y!2 = mary), inference(transitivity,[status(thm)],[76, 19])). tff(78,plain, (rich(Y!2) <=> rich(mary)), inference(monotonicity,[status(thm)],[77])). tff(79,plain, (rich(mary) <=> rich(Y!2)), inference(symmetry,[status(thm)],[78])). tff(80,plain, (rich(mary) <=> rich(mary)), inference(rewrite,[status(thm)],[])). tff(81,plain, (rich(mary)), inference(and_elim,[status(thm)],[42])). tff(82,plain, (rich(mary)), inference(modus_ponens,[status(thm)],[81, 80])). tff(83,plain, (rich(Y!2)), inference(modus_ponens,[status(thm)],[82, 79])). tff(84,plain, (~rich(Y!2)), inference(and_elim,[status(thm)],[52])). tff(85,plain, ($false), inference(unit_resolution,[status(thm)],[84, 83])). % SZS output end Proof
Brian, Kenneth, Bobby are the only persons in the room. Kenneth neither is not a old brave person nor is a rich quiet person. Only one person in the room is not old. Bobby who is not a old person, is not creative. Kenneth is the quietest in the room. Bobby is not rich. Brian and Kenneth are not a brave quiet persons. Ray is quieter than Brian. Kenneth is the tallest in the room.
Brian neither is a brave creative tall person nor is not a creative rich brave quiet person.
contradiction
room(brian)&room(kenneth)&room(bobby)&(![X]:(room(X)=>(X='brian'|X='kenneth'|X='bobby')))& ((~((~(old(kenneth)&brave(kenneth)&person(kenneth)))|(rich(kenneth)&quiet(kenneth)&person(kenneth))))& (((?[X]:(room(X)&~old(X)))&(![X,Y]:((~old(X)&~old(Y))=>(X=Y)))))& ((~(old(bobby)&person(bobby)))&(~creative(bobby)))& (![X]:(quieter(X,kenneth)))& (~rich(bobby))& (~(brave(brian)&quiet(brian)&person(brian))&~(brave(kenneth)&quiet(kenneth)&person(kenneth)))& (quieter(brian,ray))& (![X]:(taller(X,kenneth))))
room(brian)&room(kenneth)&room(bobby)&(![X]:(room(X)=>(X='brian'|X='kenneth'|X='bobby')))& (~((brave(brian)&creative(brian)&tall(brian)&person(brian))|(~(creative(brian)&rich(brian)&brave(brian)&quiet(brian)&person(brian)))))
neutral
[ "hypothesis", "h6" ]
% SZS status Unsatisfiable % SZS output start Proof tff(person_type, type, ( person: $i > $o)). tff(mary_type, type, ( mary: $i)). tff(quiet_type, type, ( quiet: $i > $o)). tff(brave_type, type, ( brave: $i > $o)). tff(rich_type, type, ( rich: $i > $o)). tff(creative_type, type, ( creative: $i > $o)). tff(tall_type, type, ( tall: $i > $o)). tff(tptp_fun__fred__type, type, ( tptp_fun__fred_: $i)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(room_type, type, ( room: $i > $o)). tff(fred_type, type, ( fred: $i)). tff(paul_type, type, ( paul: $i)). tff(1,plain, (person(mary) <=> person(mary)), inference(rewrite,[status(thm)],[])). tff(2,axiom,((((room(mary) & room(paul)) & room(fred)) & ![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))) & (~((((brave(mary) & creative(mary)) & tall(mary)) & person(mary)) | (~((((creative(mary) & rich(mary)) & brave(mary)) & quiet(mary)) & person(mary)))))), file('/mnt/tmpfs//8205260459378652626534782.p','hypothesis')). tff(3,plain, (~((((brave(mary) & creative(mary)) & tall(mary)) & person(mary)) | (~((((creative(mary) & rich(mary)) & brave(mary)) & quiet(mary)) & person(mary))))), inference(and_elim,[status(thm)],[2])). tff(4,plain, ((((creative(mary) & rich(mary)) & brave(mary)) & quiet(mary)) & person(mary)), inference(or_elim,[status(thm)],[3])). tff(5,plain, (person(mary)), inference(and_elim,[status(thm)],[4])). tff(6,plain, (person(mary)), inference(modus_ponens,[status(thm)],[5, 1])). tff(7,plain, (brave(mary) <=> brave(mary)), inference(rewrite,[status(thm)],[])). tff(8,plain, (((creative(mary) & rich(mary)) & brave(mary)) & quiet(mary)), inference(and_elim,[status(thm)],[4])). tff(9,plain, ((creative(mary) & rich(mary)) & brave(mary)), inference(and_elim,[status(thm)],[8])). tff(10,plain, (brave(mary)), inference(and_elim,[status(thm)],[9])). tff(11,plain, (brave(mary)), inference(modus_ponens,[status(thm)],[10, 7])). tff(12,plain, (quiet(mary) <=> quiet(mary)), inference(rewrite,[status(thm)],[])). tff(13,plain, (quiet(mary)), inference(and_elim,[status(thm)],[8])). tff(14,plain, (quiet(mary)), inference(modus_ponens,[status(thm)],[13, 12])). tff(15,plain, ((~(~((~brave(mary)) | (~quiet(mary)) | (~person(mary))))) <=> ((~brave(mary)) | (~quiet(mary)) | (~person(mary)))), inference(rewrite,[status(thm)],[])). tff(16,plain, ((brave(mary) & quiet(mary) & person(mary)) <=> (~((~brave(mary)) | (~quiet(mary)) | (~person(mary))))), inference(rewrite,[status(thm)],[])). tff(17,plain, ((~(brave(mary) & quiet(mary) & person(mary))) <=> (~(~((~brave(mary)) | (~quiet(mary)) | (~person(mary)))))), inference(monotonicity,[status(thm)],[16])). tff(18,plain, ((~(brave(mary) & quiet(mary) & person(mary))) <=> ((~brave(mary)) | (~quiet(mary)) | (~person(mary)))), inference(transitivity,[status(thm)],[17, 15])). tff(19,plain, ((~(brave(mary) & quiet(mary) & person(mary))) <=> (~(brave(mary) & quiet(mary) & person(mary)))), inference(rewrite,[status(thm)],[])). tff(20,plain, ((~((brave(mary) & quiet(mary)) & person(mary))) <=> (~(brave(mary) & quiet(mary) & person(mary)))), inference(rewrite,[status(thm)],[])). tff(21,axiom,((~((brave(mary) & quiet(mary)) & person(mary))) & (~((brave(paul) & quiet(paul)) & person(paul)))), file('/mnt/tmpfs//8205260459378652626534782.p','h6')). tff(22,plain, (~((brave(mary) & quiet(mary)) & person(mary))), inference(and_elim,[status(thm)],[21])). tff(23,plain, (~(brave(mary) & quiet(mary) & person(mary))), inference(modus_ponens,[status(thm)],[22, 20])). tff(24,plain, (~(brave(mary) & quiet(mary) & person(mary))), inference(modus_ponens,[status(thm)],[23, 19])). tff(25,plain, ((~brave(mary)) | (~quiet(mary)) | (~person(mary))), inference(modus_ponens,[status(thm)],[24, 18])). tff(26,plain, ($false), inference(unit_resolution,[status(thm)],[25, 14, 11, 6])). % SZS output end Proof
Molly, Ethan are the only persons in the room. If "Molly is not a creative brave person or is older than Ricardo or both" then "Molly is the least tall in the room" otherwise "more than one person outside the room is richer than Ricardo". "More than one person in the room is not a tall rich quiet brave person" unless "Molly who is not a rich tall person, is not a brave happy person". Only one person in the room is not tall, not quiet. Molly is the oldest in the room. Ethan is not a quiet old rich person or is not a old brave person or both. Everyone in the room who is not old is older than Ricardo. More than one person in the room is not a tall rich quiet brave person. Someone who is not a creative person is quieter than someone who is not a happy person. Molly is a creative brave quiet old rich person or is a creative person or both.
Molly is taller than Ricardo or is not a tall rich quiet creative brave person or both.
entailment
room(molly)&room(ethan)&(![X]:(room(X)=>(X='molly'|X='ethan')))& ((((((~(creative(molly)&brave(molly)&person(molly)))|(older(ricardo,molly))))=>(![X]:(taller(molly,X))))|((~(((~(creative(molly)&brave(molly)&person(molly)))|(older(ricardo,molly)))))=>((?[X,Y]:(~room(X)&~room(Y)&(richer(ricardo,X)&richer(ricardo,Y))&(X!=Y))))))& (~((~(rich(molly)&tall(molly)&person(molly)))&(~(brave(molly)&happy(molly)&person(molly))))=>((?[X,Y]:(room(X)&room(Y)&(~(tall(X)&rich(X)&quiet(X)&brave(X)&person(X))&~(tall(Y)&rich(Y)&quiet(Y)&brave(Y)&person(Y)))&(X!=Y)))))& (((?[X]:(room(X)&~tall(X)&~quiet(X)))&(![X,Y]:((~tall(X)&~quiet(X)&~tall(Y)&~quiet(Y))=>(X=Y)))))& (![X]:(older(X,molly)))& (((~(quiet(ethan)&old(ethan)&rich(ethan)&person(ethan)))|(~(old(ethan)&brave(ethan)&person(ethan)))))& (![X]:(room(X)=>(((~old(X))=>(older(ricardo,X))))))& ((?[X,Y]:(room(X)&room(Y)&(~(tall(X)&rich(X)&quiet(X)&brave(X)&person(X))&~(tall(Y)&rich(Y)&quiet(Y)&brave(Y)&person(Y)))&(X!=Y))))& (?[X,Y]:((~(creative(X)&person(X)))&(~(happy(Y)&person(Y)))&(quieter(X,Y))))& (((creative(molly)&brave(molly)&quiet(molly)&old(molly)&rich(molly)&person(molly))|(creative(molly)&person(molly)))))
room(molly)&room(ethan)&(![X]:(room(X)=>(X='molly'|X='ethan')))& (((taller(ricardo,molly))|(~(tall(molly)&rich(molly)&quiet(molly)&creative(molly)&brave(molly)&person(molly)))))
contradiction
[ "h2" ]
% SZS status Unsatisfiable % SZS output start Proof tff(room_type, type, ( room: $i > $o)). tff(tptp_fun_X_5_type, type, ( tptp_fun_X_5: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(quiet_type, type, ( quiet: $i > $o)). tff(mary_type, type, ( mary: $i)). tff(creative_type, type, ( creative: $i > $o)). tff(brave_type, type, ( brave: $i > $o)). tff(person_type, type, ( person: $i > $o)). tff(tall_type, type, ( tall: $i > $o)). tff(rich_type, type, ( rich: $i > $o)). tff(taller_type, type, ( taller: ( $i * $i ) > $o)). tff(fred_type, type, ( fred: $i)). tff(tptp_fun_X_1_type, type, ( tptp_fun_X_1: $i)). tff(tptp_fun_Y_0_type, type, ( tptp_fun_Y_0: $i)). tff(happy_type, type, ( happy: $i > $o)). tff(paul_type, type, ( paul: $i)). tff(1,assumption,(~(taller(fred, mary) | (~rich(mary)) | (~tall(mary)) | (~person(mary)) | (~brave(mary)) | (~creative(mary)) | (~quiet(mary)))), introduced(assumption)). tff(2,plain, ((taller(fred, mary) | (~rich(mary)) | (~tall(mary)) | (~person(mary)) | (~brave(mary)) | (~creative(mary)) | (~quiet(mary))) | rich(mary)), inference(tautology,[status(thm)],[])). tff(3,plain, (rich(mary)), inference(unit_resolution,[status(thm)],[2, 1])). tff(4,plain, ((taller(fred, mary) | (~rich(mary)) | (~tall(mary)) | (~person(mary)) | (~brave(mary)) | (~creative(mary)) | (~quiet(mary))) | person(mary)), inference(tautology,[status(thm)],[])). tff(5,plain, (person(mary)), inference(unit_resolution,[status(thm)],[4, 1])). tff(6,plain, ((taller(fred, mary) | (~rich(mary)) | (~tall(mary)) | (~person(mary)) | (~brave(mary)) | (~creative(mary)) | (~quiet(mary))) | tall(mary)), inference(tautology,[status(thm)],[])). tff(7,plain, (tall(mary)), inference(unit_resolution,[status(thm)],[6, 1])). tff(8,plain, ((~((~rich(mary)) | (~tall(mary)) | (~person(mary)))) | (~rich(mary)) | (~tall(mary)) | (~person(mary))), inference(tautology,[status(thm)],[])). tff(9,plain, (~((~rich(mary)) | (~tall(mary)) | (~person(mary)))), inference(unit_resolution,[status(thm)],[8, 7, 5, 3])). tff(10,plain, (((~((~rich(mary)) | (~tall(mary)) | (~person(mary)))) | (~((~brave(mary)) | (~happy(mary)) | (~person(mary))))) | ((~rich(mary)) | (~tall(mary)) | (~person(mary)))), inference(tautology,[status(thm)],[])). tff(11,plain, ((~((~rich(mary)) | (~tall(mary)) | (~person(mary)))) | (~((~brave(mary)) | (~happy(mary)) | (~person(mary))))), inference(unit_resolution,[status(thm)],[10, 9])). tff(12,plain, ((((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | (room(X!1) & room(Y!0) & (~(tall(X!1) & rich(X!1) & quiet(X!1) & brave(X!1) & person(X!1))) & (~(tall(Y!0) & rich(Y!0) & quiet(Y!0) & brave(Y!0) & person(Y!0))) & (~(X!1 = Y!0)))) <=> ((~((~((~rich(mary)) | (~tall(mary)) | (~person(mary)))) | (~((~brave(mary)) | (~happy(mary)) | (~person(mary)))))) | (~((~room(X!1)) | (~room(Y!0)) | (~((~tall(X!1)) | (~rich(X!1)) | (~quiet(X!1)) | (~brave(X!1)) | (~person(X!1)))) | (~((~tall(Y!0)) | (~rich(Y!0)) | (~quiet(Y!0)) | (~brave(Y!0)) | (~person(Y!0)))) | (X!1 = Y!0))))), inference(rewrite,[status(thm)],[])). tff(13,plain, ((((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))) <=> (((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y))))), inference(rewrite,[status(thm)],[])). tff(14,plain, (((~((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary))))) => ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))) <=> (((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y))))), inference(rewrite,[status(thm)],[])). tff(15,plain, (^[X: $i, Y: $i] : trans(monotonicity(trans(monotonicity(rewrite(((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y)))) <=> ((~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))))), (((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) <=> ((room(X) & room(Y)) & ((~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))))))), rewrite(((room(X) & room(Y)) & ((~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))))) <=> (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))))), (((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) <=> (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y)))))), ((((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) & (~(X = Y))) <=> ((room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y)))) & (~(X = Y))))), rewrite(((room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y)))) & (~(X = Y))) <=> (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))), ((((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) & (~(X = Y))) <=> (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))))), inference(bind,[status(th)],[])). tff(16,plain, (?[X: $i, Y: $i] : (((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) & (~(X = Y))) <=> ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))), inference(quant_intro,[status(thm)],[15])). tff(17,plain, ((~((~((rich(mary) & tall(mary)) & person(mary))) & (~((brave(mary) & happy(mary)) & person(mary))))) <=> (~((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))))), inference(rewrite,[status(thm)],[])). tff(18,plain, (((~((~((rich(mary) & tall(mary)) & person(mary))) & (~((brave(mary) & happy(mary)) & person(mary))))) => ?[X: $i, Y: $i] : (((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) & (~(X = Y)))) <=> ((~((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary))))) => ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y))))), inference(monotonicity,[status(thm)],[17, 16])). tff(19,plain, (((~((~((rich(mary) & tall(mary)) & person(mary))) & (~((brave(mary) & happy(mary)) & person(mary))))) => ?[X: $i, Y: $i] : (((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) & (~(X = Y)))) <=> (((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y))))), inference(transitivity,[status(thm)],[18, 14])). tff(20,axiom,((~((~((rich(mary) & tall(mary)) & person(mary))) & (~((brave(mary) & happy(mary)) & person(mary))))) => ?[X: $i, Y: $i] : (((room(X) & room(Y)) & ((~((((tall(X) & rich(X)) & quiet(X)) & brave(X)) & person(X))) & (~((((tall(Y) & rich(Y)) & quiet(Y)) & brave(Y)) & person(Y))))) & (~(X = Y)))), file('/mnt/tmpfs//7884767495364015195578877.p','h2')). tff(21,plain, (((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))), inference(modus_ponens,[status(thm)],[20, 19])). tff(22,plain, (((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))), inference(modus_ponens,[status(thm)],[21, 13])). tff(23,plain, (((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))), inference(modus_ponens,[status(thm)],[22, 13])). tff(24,plain, (((~(rich(mary) & tall(mary) & person(mary))) & (~(brave(mary) & happy(mary) & person(mary)))) | ?[X: $i, Y: $i] : (room(X) & room(Y) & (~(tall(X) & rich(X) & quiet(X) & brave(X) & person(X))) & (~(tall(Y) & rich(Y) & quiet(Y) & brave(Y) & person(Y))) & (~(X = Y)))), inference(modus_ponens,[status(thm)],[23, 13])).
Deborah, Holly, Jerry are the only persons in the room. 'More than one person in the room enjoys pottery' unless 'Jerry neither does not enjoy pottery nor can play the piano'. Jerry enjoys pottery. Someone in the room who does not enjoy pottery cannot play the piano. Everyone in the room who enjoys pottery can play the piano.
Jerry does not enjoy pottery or cannot play the piano or both.
contradiction
room(deborah)&room(holly)&room(jerry)&(![X]:(room(X)=>(X='deborah'|X='holly'|X='jerry')))& ((~(~((does_not_enjoy_pottery(jerry))|(can_play_the_piano(jerry))))=>((?[X,Y]:(room(X)&room(Y)&(enjoys_pottery(X)&enjoys_pottery(Y))&(X!=Y)))))& (enjoys_pottery(jerry))& (?[X]:(room(X)=>(((does_not_enjoy_pottery(X))=>(cannot_play_the_piano(X))))))& (![X]:(room(X)=>(((enjoys_pottery(X))=>(can_play_the_piano(X)))))))
room(deborah)&room(holly)&room(jerry)&(![X]:(room(X)=>(X='deborah'|X='holly'|X='jerry')))& (((does_not_enjoy_pottery(jerry))|(cannot_play_the_piano(jerry))))
contradiction
[ "h4", "h2", "hypothesis", "h0" ]
% SZS status Unsatisfiable % SZS output start Proof tff(room_type, type, ( room: $i > $o)). tff(predb_type, type, ( predb: $i > $o)). tff(preda_type, type, ( preda: $i > $o)). tff(fred_type, type, ( fred: $i)). tff(tptp_fun__fred__type, type, ( tptp_fun__fred_: $i)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(paul_type, type, ( paul: $i)). tff(mary_type, type, ( mary: $i)). tff(1,plain, (^[X: $i] : refl((preda(X) | (~predb(X)) | (~room(X))) <=> (preda(X) | (~predb(X)) | (~room(X))))), inference(bind,[status(th)],[])). tff(2,plain, (![X: $i] : (preda(X) | (~predb(X)) | (~room(X))) <=> ![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))), inference(quant_intro,[status(thm)],[1])). tff(3,plain, (![X: $i] : (preda(X) | (~predb(X)) | (~room(X))) <=> ![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))), inference(rewrite,[status(thm)],[])). tff(4,plain, (^[X: $i] : trans(monotonicity(rewrite((predb(X) => preda(X)) <=> (preda(X) | (~predb(X)))), ((room(X) => (predb(X) => preda(X))) <=> (room(X) => (preda(X) | (~predb(X)))))), rewrite((room(X) => (preda(X) | (~predb(X)))) <=> (preda(X) | (~predb(X)) | (~room(X)))), ((room(X) => (predb(X) => preda(X))) <=> (preda(X) | (~predb(X)) | (~room(X)))))), inference(bind,[status(th)],[])). tff(5,plain, (![X: $i] : (room(X) => (predb(X) => preda(X))) <=> ![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))), inference(quant_intro,[status(thm)],[4])). tff(6,axiom,(![X: $i] : (room(X) => (predb(X) => preda(X)))), file('/mnt/tmpfs//5949580294531099436708480.p','h4')). tff(7,plain, (![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))), inference(modus_ponens,[status(thm)],[6, 5])). tff(8,plain, (![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))), inference(modus_ponens,[status(thm)],[7, 3])). tff(9,plain,( ![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))), inference(skolemize,[status(sab)],[8])). tff(10,plain, (![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))), inference(modus_ponens,[status(thm)],[9, 2])). tff(11,plain, (predb(fred) <=> predb(fred)), inference(rewrite,[status(thm)],[])). tff(12,axiom,(predb(fred)), file('/mnt/tmpfs//5949580294531099436708480.p','h2')). tff(13,plain, (predb(fred)), inference(modus_ponens,[status(thm)],[12, 11])). tff(14,plain, (((~predb(fred)) | (~preda(fred))) <=> ((~predb(fred)) | (~preda(fred)))), inference(rewrite,[status(thm)],[])). tff(15,axiom,((((room(mary) & room(paul)) & room(fred)) & ![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))) & ((~predb(fred)) | (~preda(fred)))), file('/mnt/tmpfs//5949580294531099436708480.p','hypothesis')). tff(16,plain, ((~predb(fred)) | (~preda(fred))), inference(and_elim,[status(thm)],[15])). tff(17,plain, ((~predb(fred)) | (~preda(fred))), inference(modus_ponens,[status(thm)],[16, 14])). tff(18,plain, ((~predb(fred)) | (~preda(fred))), inference(modus_ponens,[status(thm)],[17, 14])). tff(19,plain, ((~predb(fred)) | (~preda(fred))), inference(modus_ponens,[status(thm)],[18, 14])). tff(20,plain, ((~predb(fred)) | (~preda(fred))), inference(modus_ponens,[status(thm)],[19, 14])). tff(21,plain, ((~predb(fred)) | (~preda(fred))), inference(modus_ponens,[status(thm)],[20, 14])). tff(22,plain, (~preda(fred)), inference(unit_resolution,[status(thm)],[21, 13])). tff(23,plain, (room(fred) <=> room(fred)), inference(rewrite,[status(thm)],[])). tff(24,axiom,(((room(mary) & room(paul)) & room(fred)) & ![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))), file('/mnt/tmpfs//5949580294531099436708480.p','h0')). tff(25,plain, ((room(mary) & room(paul)) & room(fred)), inference(and_elim,[status(thm)],[24])). tff(26,plain, (room(fred)), inference(and_elim,[status(thm)],[25])). tff(27,plain, (room(fred)), inference(modus_ponens,[status(thm)],[26, 23])). tff(28,plain, (((~![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))) | (preda(fred) | (~predb(fred)) | (~room(fred)))) <=> ((~![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))) | preda(fred) | (~predb(fred)) | (~room(fred)))), inference(rewrite,[status(thm)],[])). tff(29,plain, ((~![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))) | (preda(fred) | (~predb(fred)) | (~room(fred)))), inference(quant_inst,[status(thm)],[])). tff(30,plain, ((~![X: $i] : (preda(X) | (~predb(X)) | (~room(X)))) | preda(fred) | (~predb(fred)) | (~room(fred))), inference(modus_ponens,[status(thm)],[29, 28])). tff(31,plain, ($false), inference(unit_resolution,[status(thm)],[30, 27, 13, 22, 10])). % SZS output end Proof
April, Eddie are the only persons in the room. Eddie who is a quiet person, is a rich tall quiet person. Someone who is not a happy person is quieter than someone who is taller than James. April who is older than James, is a tall old person. Eddie neither is not quiet nor is not a wise happy person. Only one person outside the room is not rich. Eddie is not a brave quiet person and is not a tall creative old rich person.
Eddie neither is not wise, not rich, not quiet, not creative, not old nor is a wise brave tall person.
entailment
room(april)&room(eddie)&(![X]:(room(X)=>(X='april'|X='eddie')))& (((quiet(eddie)&person(eddie))&(rich(eddie)&tall(eddie)&quiet(eddie)&person(eddie)))& (?[X,Y]:((~(happy(X)&person(X)))&(taller(james,Y))&(quieter(X,Y))))& ((older(james,april))&(tall(april)&old(april)&person(april)))& (~((~quiet(eddie))|(~(wise(eddie)&happy(eddie)&person(eddie)))))& (((?[X]:(~room(X)&~rich(X)))&(![X,Y]:((~rich(X)&~rich(Y))=>(X=Y)))))& ((~(brave(eddie)&quiet(eddie)&person(eddie)))&(~(tall(eddie)&creative(eddie)&old(eddie)&rich(eddie)&person(eddie)))))
room(april)&room(eddie)&(![X]:(room(X)=>(X='april'|X='eddie')))& (~((~wise(eddie)&~rich(eddie)&~quiet(eddie)&~creative(eddie)&~old(eddie))|(wise(eddie)&brave(eddie)&tall(eddie)&person(eddie))))
contradiction
[ "h1", "h6", "h0", "hypothesis" ]
% SZS status Unsatisfiable % SZS output start Proof tff(room_type, type, ( room: $i > $o)). tff(tptp_fun_X_3_type, type, ( tptp_fun_X_3: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(tall_type, type, ( tall: $i > $o)). tff(paul_type, type, ( paul: $i)). tff(person_type, type, ( person: $i > $o)). tff(brave_type, type, ( brave: $i > $o)). tff(wise_type, type, ( wise: $i > $o)). tff(quiet_type, type, ( quiet: $i > $o)). tff(rich_type, type, ( rich: $i > $o)). tff(old_type, type, ( old: $i > $o)). tff(creative_type, type, ( creative: $i > $o)). tff(mary_type, type, ( mary: $i)). tff(1,plain, (person(paul) <=> person(paul)), inference(rewrite,[status(thm)],[])). tff(2,axiom,((quiet(paul) & person(paul)) & (((rich(paul) & tall(paul)) & quiet(paul)) & person(paul))), file('/mnt/tmpfs//7885112753707158927241221.p','h1')). tff(3,plain, (quiet(paul) & person(paul)), inference(and_elim,[status(thm)],[2])). tff(4,plain, (person(paul)), inference(and_elim,[status(thm)],[3])). tff(5,plain, (person(paul)), inference(modus_ponens,[status(thm)],[4, 1])). tff(6,plain, (quiet(paul) <=> quiet(paul)), inference(rewrite,[status(thm)],[])). tff(7,plain, (quiet(paul)), inference(and_elim,[status(thm)],[3])). tff(8,plain, (quiet(paul)), inference(modus_ponens,[status(thm)],[7, 6])). tff(9,plain, ((~(~((~quiet(paul)) | (~brave(paul)) | (~person(paul))))) <=> ((~quiet(paul)) | (~brave(paul)) | (~person(paul)))), inference(rewrite,[status(thm)],[])). tff(10,plain, ((brave(paul) & quiet(paul) & person(paul)) <=> (~((~quiet(paul)) | (~brave(paul)) | (~person(paul))))), inference(rewrite,[status(thm)],[])). tff(11,plain, ((~(brave(paul) & quiet(paul) & person(paul))) <=> (~(~((~quiet(paul)) | (~brave(paul)) | (~person(paul)))))), inference(monotonicity,[status(thm)],[10])). tff(12,plain, ((~(brave(paul) & quiet(paul) & person(paul))) <=> ((~quiet(paul)) | (~brave(paul)) | (~person(paul)))), inference(transitivity,[status(thm)],[11, 9])). tff(13,plain, ((~(brave(paul) & quiet(paul) & person(paul))) <=> (~(brave(paul) & quiet(paul) & person(paul)))), inference(rewrite,[status(thm)],[])). tff(14,plain, ((~((brave(paul) & quiet(paul)) & person(paul))) <=> (~(brave(paul) & quiet(paul) & person(paul)))), inference(rewrite,[status(thm)],[])). tff(15,axiom,((~((brave(paul) & quiet(paul)) & person(paul))) & (~((((tall(paul) & creative(paul)) & old(paul)) & rich(paul)) & person(paul)))), file('/mnt/tmpfs//7885112753707158927241221.p','h6')). tff(16,plain, (~((brave(paul) & quiet(paul)) & person(paul))), inference(and_elim,[status(thm)],[15])). tff(17,plain, (~(brave(paul) & quiet(paul) & person(paul))), inference(modus_ponens,[status(thm)],[16, 14])). tff(18,plain, (~(brave(paul) & quiet(paul) & person(paul))), inference(modus_ponens,[status(thm)],[17, 13])). tff(19,plain, ((~quiet(paul)) | (~brave(paul)) | (~person(paul))), inference(modus_ponens,[status(thm)],[18, 12])). tff(20,plain, (~brave(paul)), inference(unit_resolution,[status(thm)],[19, 8, 5])). tff(21,plain, (((~wise(paul)) | (~brave(paul)) | (~person(paul)) | (~tall(paul))) | brave(paul)), inference(tautology,[status(thm)],[])). tff(22,plain, ((~wise(paul)) | (~brave(paul)) | (~person(paul)) | (~tall(paul))), inference(unit_resolution,[status(thm)],[21, 20])). tff(23,plain, ((quiet(paul) | rich(paul) | wise(paul) | creative(paul) | old(paul)) | (~quiet(paul))), inference(tautology,[status(thm)],[])). tff(24,plain, (quiet(paul) | rich(paul) | wise(paul) | creative(paul) | old(paul)), inference(unit_resolution,[status(thm)],[23, 8])). tff(25,plain, (room(paul) <=> room(paul)), inference(rewrite,[status(thm)],[])). tff(26,axiom,((room(mary) & room(paul)) & ![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))), file('/mnt/tmpfs//7885112753707158927241221.p','h0')). tff(27,plain, (room(mary) & room(paul)), inference(and_elim,[status(thm)],[26])). tff(28,plain, (room(paul)), inference(and_elim,[status(thm)],[27])). tff(29,plain, (room(paul)), inference(modus_ponens,[status(thm)],[28, 25])). tff(30,plain, (room(mary) <=> room(mary)), inference(rewrite,[status(thm)],[])). tff(31,plain, (room(mary)), inference(and_elim,[status(thm)],[27])). tff(32,plain, (room(mary)), inference(modus_ponens,[status(thm)],[31, 30])). tff(33,plain, (((~(quiet(paul) | rich(paul) | wise(paul) | creative(paul) | old(paul))) | (~((~wise(paul)) | (~brave(paul)) | (~person(paul)) | (~tall(paul)))) | (~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3))))) <=> ((~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))) | (~(quiet(paul) | rich(paul) | wise(paul) | creative(paul) | old(paul))) | (~((~wise(paul)) | (~brave(paul)) | (~person(paul)) | (~tall(paul)))))), inference(rewrite,[status(thm)],[])). tff(34,plain, ((~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))) <=> (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3))))), inference(rewrite,[status(thm)],[])). tff(35,plain, ((wise(paul) & brave(paul) & tall(paul) & person(paul)) <=> (~((~wise(paul)) | (~brave(paul)) | (~person(paul)) | (~tall(paul))))), inference(rewrite,[status(thm)],[])). tff(36,plain, (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) <=> (~(quiet(paul) | rich(paul) | wise(paul) | creative(paul) | old(paul)))), inference(rewrite,[status(thm)],[])). tff(37,plain, ((((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)) | (~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3))))) <=> ((~(quiet(paul) | rich(paul) | wise(paul) | creative(paul) | old(paul))) | (~((~wise(paul)) | (~brave(paul)) | (~person(paul)) | (~tall(paul)))) | (~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))))), inference(monotonicity,[status(thm)],[36, 35, 34])). tff(38,plain, ((((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)) | (~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3))))) <=> ((~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))) | (~(quiet(paul) | rich(paul) | wise(paul) | creative(paul) | old(paul))) | (~((~wise(paul)) | (~brave(paul)) | (~person(paul)) | (~tall(paul)))))), inference(transitivity,[status(thm)],[37, 33])). tff(39,plain, (((~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))) | (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))) <=> (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)) | (~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))))), inference(rewrite,[status(thm)],[])). tff(40,plain, ((((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul))) <=> (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))), inference(rewrite,[status(thm)],[])). tff(41,plain, (((~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))) | (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))) <=> ((~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))) | (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul))))), inference(monotonicity,[status(thm)],[34, 40])). tff(42,plain, (((~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))) | (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))) <=> (((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)) | (~room(mary)) | (~room(paul)) | (~((X!3 = |'paul'|) | (X!3 = |'mary'|) | (~room(X!3)))))), inference(transitivity,[status(thm)],[41, 39])). tff(43,plain, ((room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul))))) <=> (room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))))), inference(rewrite,[status(thm)],[])). tff(44,plain, ((~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))))) <=> (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul))))))), inference(monotonicity,[status(thm)],[43])). tff(45,plain, ((~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))))) <=> (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul))))))), inference(rewrite,[status(thm)],[])). tff(46,plain, ((~(((room(mary) & room(paul)) & ![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))) & (~((((((~wise(paul)) & (~rich(paul))) & (~quiet(paul))) & (~creative(paul))) & (~old(paul))) | (((wise(paul) & brave(paul)) & tall(paul)) & person(paul)))))) <=> (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul))))))), inference(rewrite,[status(thm)],[])). tff(47,axiom,(~(((room(mary) & room(paul)) & ![X: $i] : (room(X) => ((X = |'mary'|) | (X = |'paul'|)))) & (~((((((~wise(paul)) & (~rich(paul))) & (~quiet(paul))) & (~creative(paul))) & (~old(paul))) | (((wise(paul) & brave(paul)) & tall(paul)) & person(paul)))))), file('/mnt/tmpfs//7885112753707158927241221.p','hypothesis')). tff(48,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))))), inference(modus_ponens,[status(thm)],[47, 46])). tff(49,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))))), inference(modus_ponens,[status(thm)],[48, 44])). tff(50,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))))), inference(modus_ponens,[status(thm)],[49, 45])). tff(51,plain, (~(room(mary) & room(paul) & ![X: $i] : ((X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (~(((~wise(paul)) & (~rich(paul)) & (~quiet(paul)) & (~creative(paul)) & (~old(paul))) | (wise(paul) & brave(paul) & tall(paul) & person(paul)))))), inference(modus_ponens,[status(thm)],[50, 44])). unexpected number of arguments: (let ((a!1 (refl (~ (not (room mary)) (not (room mary))))) (a!2 (refl (~ (not (room paul)) (not (room paul))))) (a!3 (forall ((X $i)) (or (= X |'paul'|) (= X |'mary'|) (not (room X))))) (a!4 (not (or (= X!3 |'paul'|) (= X!3 |'mary'|) (not (room X!3))))) (a!5 (or (and (not (wise paul)) (not (rich paul)) (not (quiet paul)) (not (creative paul)) (not (old paul))) (and (wise paul) (brave paul) (tall paul) (person paul))))) (let ((a!6 (~ (not (and (room mary) (room paul) a!3 (not a!5))) (or (not (room mary)) (not (room paul)) a!4 a!5)))) (nnf-neg a!1 a!2 (sk (~ (not a!3) a!4)) (refl (~ a!5 a!5)) a!6)))
Delbert is the only person in the room. Someone who is a quiet person is taller than someone who is not quiet, not tall. Delbert is the tallest in the room. Delbert who is taller than Nicole, is a tall person. Delbert is taller than Adrian. Someone who is not a creative person is quieter than someone who is not quiet, not happy, not tall, not creative. Delbert who is not quiet, not creative, is a happy person.
Someone who is not a creative person is taller than someone who is quieter than Nicole.
neutral
room(delbert)&(![X]:(room(X)=>(X='delbert')))& ((?[X,Y]:((quiet(X)&person(X))&(~quiet(Y)&~tall(Y))&(taller(X,Y))))& (![X]:(taller(X,delbert)))& ((taller(nicole,delbert))&(tall(delbert)&person(delbert)))& (taller(adrian,delbert))& (?[X,Y]:((~(creative(X)&person(X)))&(~quiet(Y)&~happy(Y)&~tall(Y)&~creative(Y))&(quieter(X,Y))))& ((~quiet(delbert)&~creative(delbert))&(happy(delbert)&person(delbert))))
room(delbert)&(![X]:(room(X)=>(X='delbert')))& (?[X,Y]:((~(creative(X)&person(X)))&(quieter(nicole,Y))&(taller(X,Y))))
contradiction
[]
null
Ralph, Samerick are the only persons in the room. If “someone who is not old is older than someone who is not liked by Jon” then “Ralph is the oldest in the room”. Samerick is the least old in the room. More than one person outside the room likes Jon. Samerick who is a old brave person, is liked by Jon.
Ralph neither is a old person nor is liked by Jasmine.
neutral
room(ralph)&room(samerick)&(![X]:(room(X)=>(X='ralph'|X='samerick')))& (((?[X,Y]:((~old(X))&(~like(Y,jon))&(older(X,Y))))=>(![X]:(older(X,ralph))))& (![X]:(older(samerick,X)))& ((?[X,Y]:(~room(X)&~room(Y)&(like(jon,X)&like(jon,Y))&(X!=Y))))& ((old(samerick)&brave(samerick)&person(samerick))&(like(samerick,jon))))
room(ralph)&room(samerick)&(![X]:(room(X)=>(X='ralph'|X='samerick')))& (~((old(ralph)&person(ralph))|(like(ralph,jasmine))))
contradiction
[]
null
Ruth, Willard, Carl are the only persons in the room. If Carl is not a creative brave person and does not like Elsie then everyone in the room likes Elsie. If Carl is the least rich in the room then someone who is not a brave creative person is richer than someone who does not enjoy logic puzzles. Joan is richer than Carl only if only one person in the room is not a rich person. Willard is not happy and is a happy brave person only if no one outside the room is liked by Elsie. Joan is richer than Carl. Carl is not rich or is not a creative rich brave person or both. Ruth is not brave or is not liked by Elsie or both. Elsie is richer than Ruth. Carl is the least rich in the room. It is not the case that 'Ruth and Carl like each other'. Carl neither enjoys logic puzzles nor likes Joan.
Carl is a rich happy creative brave person and is older than Elsie.
contradiction
room(ruth)&room(willard)&room(carl)&(![X]:(room(X)=>(X='ruth'|X='willard'|X='carl')))& ((((~(creative(carl)&brave(carl)&person(carl)))&(~like(elsie,carl)))=>(![X]:(room(X)=>(like(elsie,X)))))& ((![X]:(richer(carl,X)))=>(?[X,Y]:((~(brave(X)&creative(X)&person(X)))&(does_not_enjoy_logic_puzzles(Y))&(richer(X,Y)))))& ((richer(carl,joan))=>(((?[X]:(room(X)&~(rich(X)&person(X))))&(![X,Y]:((~(rich(X)&person(X))&~(rich(Y)&person(Y)))=>(X=Y))))))& (((~happy(willard))&(happy(willard)&brave(willard)&person(willard)))=>(~?[X]:(~room(X)=>(like(X,elsie)))))& (richer(carl,joan))& (((~rich(carl))|(~(creative(carl)&rich(carl)&brave(carl)&person(carl)))))& (((~brave(ruth))|(~like(ruth,elsie))))& (richer(ruth,elsie))& (![X]:(richer(carl,X)))& (~((like(ruth,carl) & like(carl,ruth))))& (~((enjoys_logic_puzzles(carl))|(like(joan,carl)))))
room(ruth)&room(willard)&room(carl)&(![X]:(room(X)=>(X='ruth'|X='willard'|X='carl')))& ((rich(carl)&happy(carl)&creative(carl)&brave(carl)&person(carl))&(older(elsie,carl)))
neutral
[ "hypothesis", "h6" ]
% SZS status Unsatisfiable % SZS output start Proof tff(rich_type, type, ( rich: $i > $o)). tff(fred_type, type, ( fred: $i)). tff(happy_type, type, ( happy: $i > $o)). tff(creative_type, type, ( creative: $i > $o)). tff(brave_type, type, ( brave: $i > $o)). tff(person_type, type, ( person: $i > $o)). tff(older_type, type, ( older: ( $i * $i ) > $o)). tff(alice_type, type, ( alice: $i)). tff(tptp_fun__fred__type, type, ( tptp_fun__fred_: $i)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(room_type, type, ( room: $i > $o)). tff(paul_type, type, ( paul: $i)). tff(mary_type, type, ( mary: $i)). tff(1,plain, (rich(fred) <=> rich(fred)), inference(rewrite,[status(thm)],[])). tff(2,axiom,((((room(mary) & room(paul)) & room(fred)) & ![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))) & (((((rich(fred) & happy(fred)) & creative(fred)) & brave(fred)) & person(fred)) & older(alice, fred))), file('/mnt/tmpfs//2139087492174152229284064.p','hypothesis')). tff(3,plain, (((((rich(fred) & happy(fred)) & creative(fred)) & brave(fred)) & person(fred)) & older(alice, fred)), inference(and_elim,[status(thm)],[2])). tff(4,plain, ((((rich(fred) & happy(fred)) & creative(fred)) & brave(fred)) & person(fred)), inference(and_elim,[status(thm)],[3])). tff(5,plain, (((rich(fred) & happy(fred)) & creative(fred)) & brave(fred)), inference(and_elim,[status(thm)],[4])). tff(6,plain, ((rich(fred) & happy(fred)) & creative(fred)), inference(and_elim,[status(thm)],[5])). tff(7,plain, (rich(fred) & happy(fred)), inference(and_elim,[status(thm)],[6])). tff(8,plain, (rich(fred)), inference(and_elim,[status(thm)],[7])). tff(9,plain, (rich(fred)), inference(modus_ponens,[status(thm)],[8, 1])). tff(10,plain, (person(fred) <=> person(fred)), inference(rewrite,[status(thm)],[])). tff(11,plain, (person(fred)), inference(and_elim,[status(thm)],[4])). tff(12,plain, (person(fred)), inference(modus_ponens,[status(thm)],[11, 10])). tff(13,plain, (creative(fred) <=> creative(fred)), inference(rewrite,[status(thm)],[])). tff(14,plain, (creative(fred)), inference(and_elim,[status(thm)],[6])). tff(15,plain, (creative(fred)), inference(modus_ponens,[status(thm)],[14, 13])). tff(16,plain, (brave(fred) <=> brave(fred)), inference(rewrite,[status(thm)],[])). tff(17,plain, (brave(fred)), inference(and_elim,[status(thm)],[5])). tff(18,plain, (brave(fred)), inference(modus_ponens,[status(thm)],[17, 16])). tff(19,plain, (((~rich(fred)) | ((~creative(fred)) | (~brave(fred)) | (~person(fred)))) <=> ((~rich(fred)) | (~creative(fred)) | (~brave(fred)) | (~person(fred)))), inference(rewrite,[status(thm)],[])). tff(20,plain, ((~(~((~creative(fred)) | (~brave(fred)) | (~person(fred))))) <=> ((~creative(fred)) | (~brave(fred)) | (~person(fred)))), inference(rewrite,[status(thm)],[])). tff(21,plain, ((creative(fred) & brave(fred) & person(fred)) <=> (~((~creative(fred)) | (~brave(fred)) | (~person(fred))))), inference(rewrite,[status(thm)],[])). tff(22,plain, ((~(creative(fred) & brave(fred) & person(fred))) <=> (~(~((~creative(fred)) | (~brave(fred)) | (~person(fred)))))), inference(monotonicity,[status(thm)],[21])). tff(23,plain, ((~(creative(fred) & brave(fred) & person(fred))) <=> ((~creative(fred)) | (~brave(fred)) | (~person(fred)))), inference(transitivity,[status(thm)],[22, 20])). tff(24,plain, (((~rich(fred)) | (~(creative(fred) & brave(fred) & person(fred)))) <=> ((~rich(fred)) | ((~creative(fred)) | (~brave(fred)) | (~person(fred))))), inference(monotonicity,[status(thm)],[23])). tff(25,plain, (((~rich(fred)) | (~(creative(fred) & brave(fred) & person(fred)))) <=> ((~rich(fred)) | (~creative(fred)) | (~brave(fred)) | (~person(fred)))), inference(transitivity,[status(thm)],[24, 19])). tff(26,plain, (((~rich(fred)) | (~(creative(fred) & rich(fred) & brave(fred) & person(fred)))) <=> ((~rich(fred)) | (~(creative(fred) & brave(fred) & person(fred))))), inference(rewrite,[status(thm)],[])). tff(27,plain, (((~rich(fred)) | (~(((creative(fred) & rich(fred)) & brave(fred)) & person(fred)))) <=> ((~rich(fred)) | (~(creative(fred) & rich(fred) & brave(fred) & person(fred))))), inference(rewrite,[status(thm)],[])). tff(28,axiom,((~rich(fred)) | (~(((creative(fred) & rich(fred)) & brave(fred)) & person(fred)))), file('/mnt/tmpfs//2139087492174152229284064.p','h6')). tff(29,plain, ((~rich(fred)) | (~(creative(fred) & rich(fred) & brave(fred) & person(fred)))), inference(modus_ponens,[status(thm)],[28, 27])). tff(30,plain, ((~rich(fred)) | (~(creative(fred) & brave(fred) & person(fred)))), inference(modus_ponens,[status(thm)],[29, 26])). tff(31,plain, ((~rich(fred)) | (~creative(fred)) | (~brave(fred)) | (~person(fred))), inference(modus_ponens,[status(thm)],[30, 25])). tff(32,plain, ($false), inference(unit_resolution,[status(thm)],[31, 18, 15, 12, 9])). % SZS output end Proof
George, Kathleen, Jeffrey are the only persons in the room. Either more than one person outside the room is older than Kimberley or Kathleen is not a creative person and is older than Kimberley or but not both. Jeffrey is the least quiet in the room. Kathleen is not a quiet happy rich old person. Jeffrey either is older than Kimberley or is not creative. Jeffrey either is not happy, not rich, not creative or is not rich, not quiet. It is not the case that 'everyone outside the room who is a happy quiet person is not a quiet rich happy person'. Kathleen and Jeffrey are respectively quiet and creative.
Someone who is quieter than Kimberley is richer than someone who is not a quiet person.
neutral
room(george)&room(kathleen)&room(jeffrey)&(![X]:(room(X)=>(X='george'|X='kathleen'|X='jeffrey')))& ((((?[X,Y]:(~room(X)&~room(Y)&(older(kimberley,X)&older(kimberley,Y))&(X!=Y))))<~>((~(creative(kathleen)&person(kathleen)))&(older(kimberley,kathleen))))& (![X]:(quieter(jeffrey,X)))& (~(quiet(kathleen)&happy(kathleen)&rich(kathleen)&old(kathleen)&person(kathleen)))& (((older(kimberley,jeffrey))<~>(~creative(jeffrey))))& (((~happy(jeffrey)&~rich(jeffrey)&~creative(jeffrey))<~>(~rich(jeffrey)&~quiet(jeffrey))))& (~(![X]:(~room(X)=>(((happy(X)&quiet(X)&person(X))=>(~(quiet(X)&rich(X)&happy(X)&person(X))))))))& ((quiet(kathleen))&(creative(jeffrey))))
room(george)&room(kathleen)&room(jeffrey)&(![X]:(room(X)=>(X='george'|X='kathleen'|X='jeffrey')))& (?[X,Y]:((quieter(kimberley,X))&(~(quiet(Y)&person(Y)))&(richer(X,Y))))
contradiction
[]
null
Alicia is the only person in the room. Alicia who is not happy, not creative, is older than Jennifer. Alicia is the oldest in the room. Only one person in the room is a quiet person. Alicia is not tall. Alicia is the tallest in the room.
Someone who is not a happy quiet person is taller than someone who is not a creative old person.
entailment
room(alicia)&(![X]:(room(X)=>(X='alicia')))& (((~happy(alicia)&~creative(alicia))&(older(jennifer,alicia)))& (![X]:(older(X,alicia)))& (((?[X]:(room(X)&quiet(X)&person(X)))&(![X,Y]:((quiet(X)&person(X)&quiet(Y)&person(Y))=>(X=Y)))))& (~tall(alicia))& (![X]:(taller(X,alicia))))
room(alicia)&(![X]:(room(X)=>(X='alicia')))& (?[X,Y]:((~(happy(X)&quiet(X)&person(X)))&(~(creative(Y)&old(Y)&person(Y)))&(taller(X,Y))))
contradiction
[ "h3", "h0", "h5", "h1", "hypothesis" ]
% SZS status Unsatisfiable % SZS output start Proof tff(quiet_type, type, ( quiet: $i > $o)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(tptp_fun_X_0_type, type, ( tptp_fun_X_0: $i)). tff(room_type, type, ( room: $i > $o)). tff(person_type, type, ( person: $i > $o)). tff(mary_type, type, ( mary: $i)). tff(paul_type, type, ( paul: $i)). tff(happy_type, type, ( happy: $i > $o)). tff(taller_type, type, ( taller: ( $i * $i ) > $o)). tff(old_type, type, ( old: $i > $o)). tff(creative_type, type, ( creative: $i > $o)). tff(older_type, type, ( older: ( $i * $i ) > $o)). tff(tptp_fun_X_1_type, type, ( tptp_fun_X_1: $i)). tff(fred_type, type, ( fred: $i)). tff(alice_type, type, ( alice: $i)). tff(john_type, type, ( john: $i)). tff(susan_type, type, ( susan: $i)). tff(lucy_type, type, ( lucy: $i)). tff(1,plain, (?[X: $i] : (room(X) & quiet(X) & person(X)) <=> ?[X: $i] : (room(X) & quiet(X) & person(X))), inference(rewrite,[status(thm)],[])). tff(2,plain, (^[X: $i] : rewrite(((room(X) & quiet(X)) & person(X)) <=> (room(X) & quiet(X) & person(X)))), inference(bind,[status(th)],[])). tff(3,plain, (?[X: $i] : ((room(X) & quiet(X)) & person(X)) <=> ?[X: $i] : (room(X) & quiet(X) & person(X))), inference(quant_intro,[status(thm)],[2])). tff(4,axiom,(?[X: $i] : ((room(X) & quiet(X)) & person(X)) & ![X: $i, Y: $i] : ((((quiet(X) & person(X)) & quiet(Y)) & person(Y)) => (X = Y))), file('/mnt/tmpfs//222513931473946316430173.p','h3')). tff(5,plain, (?[X: $i] : ((room(X) & quiet(X)) & person(X))), inference(and_elim,[status(thm)],[4])). tff(6,plain, (?[X: $i] : (room(X) & quiet(X) & person(X))), inference(modus_ponens,[status(thm)],[5, 3])). tff(7,plain, (?[X: $i] : (room(X) & quiet(X) & person(X))), inference(modus_ponens,[status(thm)],[6, 1])). tff(8,plain,( room(X!0) & quiet(X!0) & person(X!0)), inference(skolemize,[status(sab)],[7])). tff(9,plain, (room(X!0)), inference(and_elim,[status(thm)],[8])). tff(10,plain, (^[X: $i] : refl(((~room(X)) | (X = |'mary'|)) <=> ((~room(X)) | (X = |'mary'|)))), inference(bind,[status(th)],[])). tff(11,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(quant_intro,[status(thm)],[10])). tff(12,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(13,plain, (^[X: $i] : rewrite((room(X) => (X = |'mary'|)) <=> ((~room(X)) | (X = |'mary'|)))), inference(bind,[status(th)],[])). tff(14,plain, (![X: $i] : (room(X) => (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(quant_intro,[status(thm)],[13])). tff(15,axiom,(room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))), file('/mnt/tmpfs//222513931473946316430173.p','h0')). tff(16,plain, (![X: $i] : (room(X) => (X = |'mary'|))), inference(and_elim,[status(thm)],[15])). tff(17,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[16, 14])). tff(18,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[17, 12])). tff(19,plain,( ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(skolemize,[status(sab)],[18])). tff(20,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[19, 11])). tff(21,plain, (((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(X!0)) | (X!0 = |'mary'|))) <=> ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(X!0)) | (X!0 = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(22,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(X!0)) | (X!0 = |'mary'|))), inference(quant_inst,[status(thm)],[])). tff(23,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(X!0)) | (X!0 = |'mary'|)), inference(modus_ponens,[status(thm)],[22, 21])). tff(24,plain, (X!0 = |'mary'|), inference(unit_resolution,[status(thm)],[23, 20, 9])). tff(25,plain, (|'mary'| = X!0), inference(symmetry,[status(thm)],[24])). tff(26,plain, (quiet(|'mary'|) <=> quiet(X!0)), inference(monotonicity,[status(thm)],[25])). tff(27,plain, (quiet(X!0) <=> quiet(|'mary'|)), inference(symmetry,[status(thm)],[26])). tff(28,plain, (quiet(X!0)), inference(and_elim,[status(thm)],[8])). tff(29,plain, (quiet(|'mary'|)), inference(modus_ponens,[status(thm)],[28, 27])). tff(30,plain, (person(|'mary'|) <=> person(X!0)), inference(monotonicity,[status(thm)],[25])). tff(31,plain, (person(X!0) <=> person(|'mary'|)), inference(symmetry,[status(thm)],[30])). tff(32,plain, (person(X!0)), inference(and_elim,[status(thm)],[8])). tff(33,plain, (person(|'mary'|)), inference(modus_ponens,[status(thm)],[32, 31])). tff(34,plain, (room(mary) <=> room(mary)), inference(rewrite,[status(thm)],[])). tff(35,plain, (room(mary)), inference(and_elim,[status(thm)],[15])). tff(36,plain, (room(mary)), inference(modus_ponens,[status(thm)],[35, 34])). tff(37,plain, (((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(mary)) | (mary = |'mary'|))) <=> ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(mary)) | (mary = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(38,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(mary)) | (mary = |'mary'|))), inference(quant_inst,[status(thm)],[])). tff(39,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(mary)) | (mary = |'mary'|)), inference(modus_ponens,[status(thm)],[38, 37])). tff(40,plain, (mary = |'mary'|), inference(unit_resolution,[status(thm)],[39, 36, 20])). tff(41,plain, (|'mary'| = mary), inference(symmetry,[status(thm)],[40])). tff(42,plain, (taller(paul, |'mary'|) <=> taller(paul, mary)), inference(monotonicity,[status(thm)],[41])). tff(43,plain, (taller(paul, mary) <=> taller(paul, |'mary'|)), inference(symmetry,[status(thm)],[42])). tff(44,plain, (^[X: $i] : refl(taller(X, mary) <=> taller(X, mary))), inference(bind,[status(th)],[])). tff(45,plain, (![X: $i] : taller(X, mary) <=> ![X: $i] : taller(X, mary)), inference(quant_intro,[status(thm)],[44])). tff(46,plain, (![X: $i] : taller(X, mary) <=> ![X: $i] : taller(X, mary)), inference(rewrite,[status(thm)],[])). tff(47,axiom,(![X: $i] : taller(X, mary)), file('/mnt/tmpfs//222513931473946316430173.p','h5')). tff(48,plain, (![X: $i] : taller(X, mary)), inference(modus_ponens,[status(thm)],[47, 46])). tff(49,plain,( ![X: $i] : taller(X, mary)), inference(skolemize,[status(sab)],[48])). tff(50,plain, (![X: $i] : taller(X, mary)), inference(modus_ponens,[status(thm)],[49, 45])). tff(51,plain, ((~![X: $i] : taller(X, mary)) | taller(paul, mary)), inference(quant_inst,[status(thm)],[])). tff(52,plain, (taller(paul, mary)), inference(unit_resolution,[status(thm)],[51, 50])). tff(53,plain, (taller(paul, |'mary'|)), inference(modus_ponens,[status(thm)],[52, 43])). tff(54,plain, (creative(|'mary'|) <=> creative(mary)), inference(monotonicity,[status(thm)],[41])). tff(55,plain, (creative(mary) <=> creative(|'mary'|)), inference(symmetry,[status(thm)],[54])). tff(56,plain, ((~creative(mary)) <=> (~creative(|'mary'|))), inference(monotonicity,[status(thm)],[55])). tff(57,plain, ((~creative(mary)) <=> (~creative(mary))), inference(rewrite,[status(thm)],[])). tff(58,axiom,(((~happy(mary)) & (~creative(mary))) & older(paul, mary)), file('/mnt/tmpfs//222513931473946316430173.p','h1')). tff(59,plain, ((~happy(mary)) & (~creative(mary))), inference(and_elim,[status(thm)],[58])). tff(60,plain, (~creative(mary)), inference(and_elim,[status(thm)],[59])). tff(61,plain, (~creative(mary)), inference(modus_ponens,[status(thm)],[60, 57])). tff(62,plain, (~creative(|'mary'|)), inference(modus_ponens,[status(thm)],[61, 56])). tff(63,plain, (((~creative(|'mary'|)) | (~old(|'mary'|)) | (~person(|'mary'|))) | creative(|'mary'|)), inference(tautology,[status(thm)],[])). tff(64,plain, ((~creative(|'mary'|)) | (~old(|'mary'|)) | (~person(|'mary'|))), inference(unit_resolution,[status(thm)],[63, 62])). tff(65,assumption,(~((~room(X!1)) | (X!1 = |'mary'|))), introduced(assumption)). tff(66,plain, (((~room(X!1)) | (X!1 = |'mary'|)) | (~(X!1 = |'mary'|))), inference(tautology,[status(thm)],[])). tff(67,plain, (~(X!1 = |'mary'|)), inference(unit_resolution,[status(thm)],[66, 65])). tff(68,plain, (((~room(X!1)) | (X!1 = |'mary'|)) | room(X!1)), inference(tautology,[status(thm)],[])). tff(69,plain, (room(X!1)), inference(unit_resolution,[status(thm)],[68, 65])). tff(70,plain, (((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(X!1)) | (X!1 = |'mary'|))) <=> ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(X!1)) | (X!1 = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(71,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(X!1)) | (X!1 = |'mary'|))), inference(quant_inst,[status(thm)],[])). tff(72,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(X!1)) | (X!1 = |'mary'|)), inference(modus_ponens,[status(thm)],[71, 70])). tff(73,plain, ($false), inference(unit_resolution,[status(thm)],[72, 20, 69, 67])). tff(74,plain,((~room(X!1)) | (X!1 = |'mary'|)), inference(lemma,lemma(discharge,[]))). tff(75,plain, (((~room(mary)) | (~((~room(X!1)) | (X!1 = |'mary'|))) | ![X: $i, Y: $i] : ((~taller(X, Y)) | (~((~quiet(X)) | (~person(X)) | (~happy(X)))) | (~((~creative(Y)) | (~old(Y)) | (~person(Y)))))) <=> ((~room(mary)) | (~((~room(X!1)) | (X!1 = |'mary'|))) | ![X: $i, Y: $i] : ((~taller(X, Y)) | (~((~quiet(X)) | (~person(X)) | (~happy(X)))) | (~((~creative(Y)) | (~old(Y)) | (~person(Y))))))), inference(rewrite,[status(thm)],[])). tff(76,plain, (((~room(mary)) | (~((~room(X!1)) | (X!1 = |'mary'|))) | ![X: $i, Y: $i] : (~((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))) <=> ((~room(mary)) | (~((~room(X!1)) | (X!1 = |'mary'|))) | ![X: $i, Y: $i] : ((~taller(X, Y)) | (~((~quiet(X)) | (~person(X)) | (~happy(X)))) | (~((~creative(Y)) | (~old(Y)) | (~person(Y))))))), inference(rewrite,[status(thm)],[])). tff(77,plain, (((~room(mary)) | (~((~room(X!1)) | (X!1 = |'mary'|))) | ![X: $i, Y: $i] : (~((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))) <=> ((~room(mary)) | (~((~room(X!1)) | (X!1 = |'mary'|))) | ![X: $i, Y: $i] : (~((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y))))), inference(rewrite,[status(thm)],[])). tff(78,plain, ((room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y))) <=> (room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))), inference(rewrite,[status(thm)],[])). tff(79,plain, ((~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y))))), inference(monotonicity,[status(thm)],[78])). tff(80,plain, ((~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y))))), inference(rewrite,[status(thm)],[])). tff(81,plain, ((~((room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))) & ?[X: $i, Y: $i] : (((~((happy(X) & quiet(X)) & person(X))) & (~((creative(Y) & old(Y)) & person(Y)))) & taller(X, Y)))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y))))), inference(rewrite,[status(thm)],[])). tff(82,axiom,(~((room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))) & ?[X: $i, Y: $i] : (((~((happy(X) & quiet(X)) & person(X))) & (~((creative(Y) & old(Y)) & person(Y)))) & taller(X, Y)))), file('/mnt/tmpfs//222513931473946316430173.p','hypothesis')). tff(83,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))), inference(modus_ponens,[status(thm)],[82, 81])). tff(84,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))), inference(modus_ponens,[status(thm)],[83, 79])). tff(85,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))), inference(modus_ponens,[status(thm)],[84, 80])). tff(86,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & ?[X: $i, Y: $i] : ((~(happy(X) & quiet(X) & person(X))) & (~(creative(Y) & old(Y) & person(Y))) & taller(X, Y)))), inference(modus_ponens,[status(thm)],[85, 79])). unexpected number of arguments: (let ((a!1 (refl (~ (not (room mary)) (not (room mary))))) (a!2 (forall ((X $i)) (or (not (room X)) (= X |'mary'|)))) (a!3 (not (or (not (room X!1)) (= X!1 |'mary'|)))) (a!4 (lambda ((X $i) (Y $i)) (let ((a!1 (and (not (and (happy X) (quiet X) (person X))) (not (and (creative Y) (old Y) (person Y))) (taller X Y)))) (refl (~ (not a!1) (not a!1)))))) (a!5 (exists ((X $i) (Y $i)) (and (not (and (happy X) (quiet X) (person X))) (not (and (creative Y) (old Y) (person Y))) (taller X Y)))) (a!6 (forall ((X $i) (Y $i)) (let ((a!1 (and (not (and (happy X) (quiet X) (person X))) (not (and (creative Y) (old Y) (person Y))) (taller X Y)))) (not a!1))))) (let ((a!7 (~ (not (and (room mary) a!2 a!5)) (or (not (room mary)) a!3 a!6)))) (nnf-neg a!1 (sk (~ (not a!2) a!3)) (nnf-neg (proof-bind a!4) (~ (not a!5) a!6)) a!7)))
George, Jonathan, Mary are the only persons in the room. Jonathan is not a drone photographer or is a drone photographer or both. George neither plays a string instrument nor is a drone photographer. More than one person in the room is a drone photographer.
Jonathan is a drone photographer or does not play a string instrument or both.
entailment
room(george)&room(jonathan)&room(mary)&(![X]:(room(X)=>(X='george'|X='jonathan'|X='mary')))& ((((is_not_a_drone_photographer(jonathan))|(is_a_drone_photographer(jonathan))))& (~((plays_a_string_instrument(george))|(is_a_drone_photographer(george))))& ((?[X,Y]:(room(X)&room(Y)&(is_a_drone_photographer(X)&is_a_drone_photographer(Y))&(X!=Y)))))
room(george)&room(jonathan)&room(mary)&(![X]:(room(X)=>(X='george'|X='jonathan'|X='mary')))& (((is_a_drone_photographer(jonathan))|(does_not_play_a_string_instrument(jonathan))))
entailment
[ "b17", "h2", "h3", "h0", "hypothesis" ]
% SZS status Unsatisfiable % SZS output start Proof tff(room_type, type, ( room: $i > $o)). tff(tptp_fun_X_2_type, type, ( tptp_fun_X_2: $i)). tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(tptp_fun__paul__type, type, ( tptp_fun__paul_: $i)). tff(tptp_fun__fred__type, type, ( tptp_fun__fred_: $i)). tff(preda_type, type, ( preda: $i > $o)). tff(paul_type, type, ( paul: $i)). tff(predc_type, type, ( predc: $i > $o)). tff(tptp_fun_Y_0_type, type, ( tptp_fun_Y_0: $i)). tff(tptp_fun_X_1_type, type, ( tptp_fun_X_1: $i)). tff(mary_type, type, ( mary: $i)). tff(fred_type, type, ( fred: $i)). tff(alice_type, type, ( alice: $i)). tff(john_type, type, ( john: $i)). tff(susan_type, type, ( susan: $i)). tff(lucy_type, type, ( lucy: $i)). tff(1,plain, ((|'mary'| = Y!0) <=> (Y!0 = |'mary'|)), inference(commutativity,[status(thm)],[])). tff(2,assumption,(~predc(paul)), introduced(assumption)). tff(3,assumption,(~(mary = |'fred'|)), introduced(assumption)). tff(4,assumption,(~(X!1 = |'mary'|)), introduced(assumption)). tff(5,assumption,(~(Y!0 = |'fred'|)), introduced(assumption)). tff(6,assumption,(mary = |'paul'|), introduced(assumption)). tff(7,plain, (|'paul'| = mary), inference(symmetry,[status(thm)],[6])). tff(8,plain, ((paul = mary) <=> (mary = paul)), inference(commutativity,[status(thm)],[])). tff(9,plain, ((paul = |'paul'|) <=> (paul = mary)), inference(monotonicity,[status(thm)],[7])). tff(10,plain, ((paul = |'paul'|) <=> (mary = paul)), inference(transitivity,[status(thm)],[9, 8])). tff(11,plain, ((mary = paul) <=> (paul = |'paul'|)), inference(symmetry,[status(thm)],[10])). tff(12,plain, ((~(mary = paul)) <=> (~(paul = |'paul'|))), inference(monotonicity,[status(thm)],[11])). tff(13,plain, ((~(mary = paul)) <=> (~(mary = paul))), inference(rewrite,[status(thm)],[])). tff(14,axiom,((((((((((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))) & (~(susan = lucy))) & (~(lucy = mary))) & (~(lucy = paul))) & (~(lucy = fred))) & (~(lucy = alice))) & (~(lucy = john))) & (~(lucy = susan))), file('/mnt/tmpfs//6372852573206580908549425.p','b17')). tff(15,plain, (((((((((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))) & (~(susan = lucy))) & (~(lucy = mary))) & (~(lucy = paul))) & (~(lucy = fred))) & (~(lucy = alice))) & (~(lucy = john))), inference(and_elim,[status(thm)],[14])). tff(16,plain, ((((((((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))) & (~(susan = lucy))) & (~(lucy = mary))) & (~(lucy = paul))) & (~(lucy = fred))) & (~(lucy = alice))), inference(and_elim,[status(thm)],[15])). tff(17,plain, (((((((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))) & (~(susan = lucy))) & (~(lucy = mary))) & (~(lucy = paul))) & (~(lucy = fred))), inference(and_elim,[status(thm)],[16])). tff(18,plain, ((((((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))) & (~(susan = lucy))) & (~(lucy = mary))) & (~(lucy = paul))), inference(and_elim,[status(thm)],[17])). tff(19,plain, (((((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))) & (~(susan = lucy))) & (~(lucy = mary))), inference(and_elim,[status(thm)],[18])). tff(20,plain, ((((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))) & (~(susan = lucy))), inference(and_elim,[status(thm)],[19])). tff(21,plain, (((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))) & (~(susan = fred))) & (~(susan = alice))) & (~(susan = john))), inference(and_elim,[status(thm)],[20])). tff(22,plain, ((((((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & 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(~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))) & (~(susan = paul))), inference(and_elim,[status(thm)],[23])). tff(25,plain, (((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))) & (~(john = fred))) & (~(john = alice))) & (~(john = susan))) & (~(john = lucy))) & (~(susan = mary))), inference(and_elim,[status(thm)],[24])). tff(26,plain, ((((((((((((((((((((((((((((((~(mary = paul)) & (~(mary = 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& (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))) & (~(john = paul))), inference(and_elim,[status(thm)],[29])). tff(31,plain, (((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))) & (~(john = mary))), inference(and_elim,[status(thm)],[30])). tff(32,plain, ((((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))) & (~(alice = lucy))), inference(and_elim,[status(thm)],[31])). tff(33,plain, (((((((((((((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))) & (~(fred = paul))) & (~(fred = alice))) & (~(fred = john))) & (~(fred = susan))) & (~(fred = lucy))) & (~(alice = mary))) & (~(alice = paul))) & (~(alice = fred))) & (~(alice = john))) & (~(alice = susan))), inference(and_elim,[status(thm)],[32])). tff(34,plain, ((((((((((((((((((((((~(mary = paul)) & (~(mary 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& (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))) & (~(fred = mary))), inference(and_elim,[status(thm)],[42])). tff(44,plain, ((((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))) & (~(paul = lucy))), inference(and_elim,[status(thm)],[43])). tff(45,plain, (((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))) & (~(paul = susan))), inference(and_elim,[status(thm)],[44])). tff(46,plain, ((((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))) & (~(paul = john))), inference(and_elim,[status(thm)],[45])). tff(47,plain, (((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))) & (~(paul = alice))), inference(and_elim,[status(thm)],[46])). tff(48,plain, ((((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))) & (~(paul = fred))), inference(and_elim,[status(thm)],[47])). tff(49,plain, (((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))) & (~(paul = mary))), inference(and_elim,[status(thm)],[48])). tff(50,plain, ((((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))) & (~(mary = lucy))), inference(and_elim,[status(thm)],[49])). tff(51,plain, (((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))) & (~(mary = susan))), inference(and_elim,[status(thm)],[50])). tff(52,plain, ((((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))) & (~(mary = john))), inference(and_elim,[status(thm)],[51])). tff(53,plain, (((~(mary = paul)) & (~(mary = fred))) & (~(mary = alice))), inference(and_elim,[status(thm)],[52])). tff(54,plain, ((~(mary = paul)) & (~(mary = fred))), inference(and_elim,[status(thm)],[53])). tff(55,plain, (~(mary = paul)), inference(and_elim,[status(thm)],[54])). tff(56,plain, (~(mary = paul)), inference(modus_ponens,[status(thm)],[55, 13])). tff(57,plain, (~(paul = |'paul'|)), inference(modus_ponens,[status(thm)],[56, 12])). tff(58,assumption,(X!1 = |'paul'|), introduced(assumption)). tff(59,plain, (X!1 = mary), inference(transitivity,[status(thm)],[58, 7])). tff(60,plain, (predc(X!1) <=> predc(mary)), inference(monotonicity,[status(thm)],[59])). tff(61,plain, (predc(mary) <=> predc(X!1)), inference(symmetry,[status(thm)],[60])). tff(62,plain, ((~predc(mary)) <=> (~predc(X!1))), inference(monotonicity,[status(thm)],[61])). tff(63,plain, ((~predc(mary)) <=> (~predc(mary))), inference(rewrite,[status(thm)],[])). tff(64,axiom,(~(preda(mary) | predc(mary))), file('/mnt/tmpfs//6372852573206580908549425.p','h2')). tff(65,plain, (~predc(mary)), inference(or_elim,[status(thm)],[64])). tff(66,plain, (~predc(mary)), inference(modus_ponens,[status(thm)],[65, 63])). tff(67,plain, (~predc(X!1)), inference(modus_ponens,[status(thm)],[66, 62])). tff(68,plain, (?[X: $i, Y: $i] : (room(X) & room(Y) & predc(X) & predc(Y) & (~(X = Y))) <=> ?[X: $i, Y: $i] : (room(X) & room(Y) & predc(X) & predc(Y) & (~(X = Y)))), inference(rewrite,[status(thm)],[])). tff(69,plain, (^[X: $i, Y: $i] : trans(monotonicity(rewrite(((room(X) & room(Y)) & (predc(X) & predc(Y))) <=> (room(X) & room(Y) & predc(X) & predc(Y))), ((((room(X) & room(Y)) & (predc(X) & predc(Y))) & (~(X = Y))) <=> ((room(X) & room(Y) & predc(X) & predc(Y)) & (~(X = Y))))), rewrite(((room(X) & room(Y) & predc(X) & predc(Y)) & (~(X = Y))) <=> (room(X) & room(Y) & predc(X) & predc(Y) & (~(X = Y)))), ((((room(X) & room(Y)) & (predc(X) & predc(Y))) & (~(X = Y))) <=> (room(X) & room(Y) & predc(X) & predc(Y) & (~(X = Y)))))), inference(bind,[status(th)],[])). tff(70,plain, (?[X: $i, Y: $i] : (((room(X) & room(Y)) & (predc(X) & predc(Y))) & (~(X = Y))) <=> ?[X: $i, Y: $i] : (room(X) & room(Y) & predc(X) & predc(Y) & (~(X = Y)))), inference(quant_intro,[status(thm)],[69])). tff(71,axiom,(?[X: $i, Y: $i] : (((room(X) & room(Y)) & (predc(X) & predc(Y))) & (~(X = Y)))), file('/mnt/tmpfs//6372852573206580908549425.p','h3')). tff(72,plain, (?[X: $i, Y: $i] : (room(X) & room(Y) & predc(X) & predc(Y) & (~(X = Y)))), inference(modus_ponens,[status(thm)],[71, 70])). tff(73,plain, (?[X: $i, Y: $i] : (room(X) & room(Y) & predc(X) & predc(Y) & (~(X = Y)))), inference(modus_ponens,[status(thm)],[72, 68])). tff(74,plain,( room(X!1) & room(Y!0) & predc(X!1) & predc(Y!0) & (~(X!1 = Y!0))), inference(skolemize,[status(sab)],[73])). tff(75,plain, (predc(X!1)), inference(and_elim,[status(thm)],[74])). tff(76,plain, ($false), inference(unit_resolution,[status(thm)],[75, 67])). tff(77,plain,((~(X!1 = |'paul'|)) | (~(mary = |'paul'|))), inference(lemma,lemma(discharge,[]))). tff(78,plain, (~(X!1 = |'paul'|)), inference(unit_resolution,[status(thm)],[77, 6])). tff(79,plain, (room(X!1)), inference(and_elim,[status(thm)],[74])). tff(80,plain, (^[X: $i] : refl(((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) <=> ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))))), inference(bind,[status(th)],[])). tff(81,plain, (![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) <=> ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(quant_intro,[status(thm)],[80])). tff(82,plain, (![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) <=> ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(rewrite,[status(thm)],[])). tff(83,plain, (^[X: $i] : trans(monotonicity(rewrite((((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)) <=> ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|))), ((room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|))) <=> (room(X) => ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|))))), rewrite((room(X) => ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|))) <=> ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), ((room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|))) <=> ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))))), inference(bind,[status(th)],[])). tff(84,plain, (![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|))) <=> ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(quant_intro,[status(thm)],[83])). tff(85,axiom,(((room(mary) & room(paul)) & room(fred)) & ![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))), file('/mnt/tmpfs//6372852573206580908549425.p','h0')). tff(86,plain, (![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))), inference(and_elim,[status(thm)],[85])). tff(87,plain, (![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(modus_ponens,[status(thm)],[86, 84])). tff(88,plain, (![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(modus_ponens,[status(thm)],[87, 82])). tff(89,plain,( ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(skolemize,[status(sab)],[88])). tff(90,plain, (![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))), inference(modus_ponens,[status(thm)],[89, 81])). tff(91,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((X!1 = |'fred'|) | (X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (X!1 = |'fred'|) | (X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))), inference(rewrite,[status(thm)],[])). tff(92,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((X!1 = |'fred'|) | (X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1)))), inference(quant_inst,[status(thm)],[])). tff(93,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (X!1 = |'fred'|) | (X!1 = |'paul'|) | (X!1 = |'mary'|) | (~room(X!1))), inference(modus_ponens,[status(thm)],[92, 91])). tff(94,plain, ((X!1 = |'fred'|) | (X!1 = |'paul'|) | (X!1 = |'mary'|)), inference(unit_resolution,[status(thm)],[93, 90, 79])). tff(95,plain, (X!1 = |'fred'|), inference(unit_resolution,[status(thm)],[94, 78, 4])). tff(96,assumption,(X!1 = |'fred'|), introduced(assumption)). tff(97,plain, (|'fred'| = X!1), inference(symmetry,[status(thm)],[96])). tff(98,assumption,(paul = |'fred'|), introduced(assumption)). tff(99,plain, (paul = X!1), inference(transitivity,[status(thm)],[98, 97])). tff(100,plain, (predc(paul) <=> predc(X!1)), inference(monotonicity,[status(thm)],[99])). tff(101,plain, (predc(X!1) <=> predc(paul)), inference(symmetry,[status(thm)],[100])). tff(102,plain, (predc(paul)), inference(modus_ponens,[status(thm)],[75, 101])). tff(103,plain, ($false), inference(unit_resolution,[status(thm)],[2, 102])). tff(104,plain,((~(paul = |'fred'|)) | predc(paul) | (~(X!1 = |'fred'|))), inference(lemma,lemma(discharge,[]))). tff(105,plain, (~(paul = |'fred'|)), inference(unit_resolution,[status(thm)],[104, 95, 2])). tff(106,plain, (room(paul) <=> room(paul)), inference(rewrite,[status(thm)],[])). tff(107,plain, ((room(mary) & room(paul)) & room(fred)), inference(and_elim,[status(thm)],[85])). tff(108,plain, (room(mary) & room(paul)), inference(and_elim,[status(thm)],[107])). tff(109,plain, (room(paul)), inference(and_elim,[status(thm)],[108])). tff(110,plain, (room(paul)), inference(modus_ponens,[status(thm)],[109, 106])). tff(111,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((~room(paul)) | (paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (~room(paul)) | (paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(112,plain, (((paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|) | (~room(paul))) <=> ((~room(paul)) | (paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(113,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|) | (~room(paul)))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((~room(paul)) | (paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|)))), inference(monotonicity,[status(thm)],[112])). tff(114,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|) | (~room(paul)))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (~room(paul)) | (paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|))), inference(transitivity,[status(thm)],[113, 111])). tff(115,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|) | (~room(paul)))), inference(quant_inst,[status(thm)],[])). tff(116,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (~room(paul)) | (paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|)), inference(modus_ponens,[status(thm)],[115, 114])). tff(117,plain, ((paul = |'fred'|) | (paul = |'paul'|) | (paul = |'mary'|)), inference(unit_resolution,[status(thm)],[116, 110, 90])). tff(118,plain, (paul = |'mary'|), inference(unit_resolution,[status(thm)],[117, 105, 57])). tff(119,assumption,(paul = |'mary'|), introduced(assumption)). tff(120,plain, (|'mary'| = paul), inference(symmetry,[status(thm)],[119])). tff(121,assumption,(Y!0 = |'mary'|), introduced(assumption)). tff(122,plain, (Y!0 = paul), inference(transitivity,[status(thm)],[121, 120])). tff(123,plain, (predc(Y!0) <=> predc(paul)), inference(monotonicity,[status(thm)],[122])). tff(124,plain, (predc(paul) <=> predc(Y!0)), inference(symmetry,[status(thm)],[123])). tff(125,plain, ((~predc(paul)) <=> (~predc(Y!0))), inference(monotonicity,[status(thm)],[124])). tff(126,plain, (~predc(Y!0)), inference(modus_ponens,[status(thm)],[2, 125])). tff(127,plain, (predc(Y!0)), inference(and_elim,[status(thm)],[74])). tff(128,plain, ($false), inference(unit_resolution,[status(thm)],[127, 126])). tff(129,plain,((~(Y!0 = |'mary'|)) | predc(paul) | (~(paul = |'mary'|))), inference(lemma,lemma(discharge,[]))). tff(130,plain, (~(Y!0 = |'mary'|)), inference(unit_resolution,[status(thm)],[129, 118, 2])). tff(131,plain, (room(Y!0)), inference(and_elim,[status(thm)],[74])). tff(132,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((Y!0 = |'fred'|) | (Y!0 = |'paul'|) | (Y!0 = |'mary'|) | (~room(Y!0)))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (Y!0 = |'fred'|) | (Y!0 = |'paul'|) | (Y!0 = |'mary'|) | (~room(Y!0)))), inference(rewrite,[status(thm)],[])). tff(133,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((Y!0 = |'fred'|) | (Y!0 = |'paul'|) | (Y!0 = |'mary'|) | (~room(Y!0)))), inference(quant_inst,[status(thm)],[])). tff(134,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (Y!0 = |'fred'|) | (Y!0 = |'paul'|) | (Y!0 = |'mary'|) | (~room(Y!0))), inference(modus_ponens,[status(thm)],[133, 132])). tff(135,plain, ((Y!0 = |'fred'|) | (Y!0 = |'paul'|) | (Y!0 = |'mary'|)), inference(unit_resolution,[status(thm)],[134, 90, 131])). tff(136,plain, (Y!0 = |'paul'|), inference(unit_resolution,[status(thm)],[135, 130, 5])). tff(137,plain, (Y!0 = mary), inference(transitivity,[status(thm)],[136, 7])). tff(138,plain, (predc(Y!0) <=> predc(mary)), inference(monotonicity,[status(thm)],[137])). tff(139,plain, (predc(mary) <=> predc(Y!0)), inference(symmetry,[status(thm)],[138])). tff(140,plain, ((~predc(mary)) <=> (~predc(Y!0))), inference(monotonicity,[status(thm)],[139])). tff(141,plain, (~predc(Y!0)), inference(modus_ponens,[status(thm)],[66, 140])). tff(142,plain, ($false), inference(unit_resolution,[status(thm)],[127, 141])). tff(143,plain,((~(mary = |'paul'|)) | (Y!0 = |'fred'|) | predc(paul) | (X!1 = |'mary'|)), inference(lemma,lemma(discharge,[]))). tff(144,plain, (~(mary = |'paul'|)), inference(unit_resolution,[status(thm)],[143, 5, 2, 4])). tff(145,plain, (room(mary) <=> room(mary)), inference(rewrite,[status(thm)],[])). tff(146,plain, (room(mary)), inference(and_elim,[status(thm)],[108])). tff(147,plain, (room(mary)), inference(modus_ponens,[status(thm)],[146, 145])). tff(148,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((~room(mary)) | (mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (~room(mary)) | (mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(149,plain, (((mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|) | (~room(mary))) <=> ((~room(mary)) | (mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(150,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|) | (~room(mary)))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((~room(mary)) | (mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|)))), inference(monotonicity,[status(thm)],[149])). tff(151,plain, (((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|) | (~room(mary)))) <=> ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (~room(mary)) | (mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|))), inference(transitivity,[status(thm)],[150, 148])). tff(152,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | ((mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|) | (~room(mary)))), inference(quant_inst,[status(thm)],[])). tff(153,plain, ((~![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X)))) | (~room(mary)) | (mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|)), inference(modus_ponens,[status(thm)],[152, 151])). tff(154,plain, ((mary = |'fred'|) | (mary = |'paul'|) | (mary = |'mary'|)), inference(unit_resolution,[status(thm)],[153, 147, 90])). tff(155,plain, (mary = |'mary'|), inference(unit_resolution,[status(thm)],[154, 144, 3])). tff(156,assumption,(mary = |'mary'|), introduced(assumption)). tff(157,plain, (|'mary'| = mary), inference(symmetry,[status(thm)],[156])). tff(158,plain, (Y!0 = mary), inference(transitivity,[status(thm)],[121, 157])). tff(159,plain, (predc(Y!0) <=> predc(mary)), inference(monotonicity,[status(thm)],[158])). tff(160,plain, (predc(mary) <=> predc(Y!0)), inference(symmetry,[status(thm)],[159])). tff(161,plain, ((~predc(mary)) <=> (~predc(Y!0))), inference(monotonicity,[status(thm)],[160])). tff(162,plain, (~predc(Y!0)), inference(modus_ponens,[status(thm)],[66, 161])). tff(163,plain, ($false), inference(unit_resolution,[status(thm)],[127, 162])). tff(164,plain,((~(Y!0 = |'mary'|)) | (~(mary = |'mary'|))), inference(lemma,lemma(discharge,[]))). tff(165,plain, (~(Y!0 = |'mary'|)), inference(unit_resolution,[status(thm)],[164, 155])). tff(166,plain, (Y!0 = |'paul'|), inference(unit_resolution,[status(thm)],[135, 165, 5])). tff(167,plain, ((X!1 = Y!0) <=> (X!1 = |'paul'|)), inference(monotonicity,[status(thm)],[166])). tff(168,plain, ((X!1 = |'paul'|) <=> (X!1 = Y!0)), inference(symmetry,[status(thm)],[167])). tff(169,plain, (|'mary'| = mary), inference(symmetry,[status(thm)],[155])). tff(170,plain, ((paul = |'mary'|) <=> (paul = mary)), inference(monotonicity,[status(thm)],[169])). tff(171,plain, ((paul = |'mary'|) <=> (mary = paul)), inference(transitivity,[status(thm)],[170, 8])). tff(172,plain, ((mary = paul) <=> (paul = |'mary'|)), inference(symmetry,[status(thm)],[171])). tff(173,plain, ((~(mary = paul)) <=> (~(paul = |'mary'|))), inference(monotonicity,[status(thm)],[172])). tff(174,plain, (~(paul = |'mary'|)), inference(modus_ponens,[status(thm)],[56, 173])). tff(175,assumption,(paul = |'paul'|), introduced(assumption)). tff(176,plain, (|'paul'| = paul), inference(symmetry,[status(thm)],[175])). tff(177,assumption,(Y!0 = |'paul'|), introduced(assumption)). tff(178,plain, (Y!0 = paul), inference(transitivity,[status(thm)],[177, 176])). tff(179,plain, (predc(Y!0) <=> predc(paul)), inference(monotonicity,[status(thm)],[178])). tff(180,plain, (predc(paul) <=> predc(Y!0)), inference(symmetry,[status(thm)],[179])). tff(181,plain, ((~predc(paul)) <=> (~predc(Y!0))), inference(monotonicity,[status(thm)],[180])). tff(182,plain, (~predc(Y!0)), inference(modus_ponens,[status(thm)],[2, 181])). tff(183,plain, ($false), inference(unit_resolution,[status(thm)],[127, 182])). tff(184,plain,((~(Y!0 = |'paul'|)) | predc(paul) | (~(paul = |'paul'|))), inference(lemma,lemma(discharge,[]))). tff(185,plain, (~(paul = |'paul'|)), inference(unit_resolution,[status(thm)],[184, 166, 2])). tff(186,plain, (paul = |'fred'|), inference(unit_resolution,[status(thm)],[117, 185, 174])). tff(187,plain, (~(X!1 = |'fred'|)), inference(unit_resolution,[status(thm)],[104, 186, 2])). tff(188,plain, (X!1 = |'paul'|), inference(unit_resolution,[status(thm)],[94, 187, 4])). tff(189,plain, (X!1 = Y!0), inference(modus_ponens,[status(thm)],[188, 168])). tff(190,plain, (~(X!1 = Y!0)), inference(and_elim,[status(thm)],[74])). tff(191,plain, ($false), inference(unit_resolution,[status(thm)],[190, 189])). tff(192,plain,((Y!0 = |'fred'|) | (X!1 = |'mary'|) | predc(paul) | (mary = |'fred'|)), inference(lemma,lemma(discharge,[]))). tff(193,plain, (Y!0 = |'fred'|), inference(unit_resolution,[status(thm)],[192, 4, 2, 3])). tff(194,plain, (|'fred'| = Y!0), inference(symmetry,[status(thm)],[193])). tff(195,plain, ((X!1 = Y!0) <=> (X!1 = |'fred'|)), inference(monotonicity,[status(thm)],[193])). tff(196,plain, ((~(X!1 = Y!0)) <=> (~(X!1 = |'fred'|))), inference(monotonicity,[status(thm)],[195])). tff(197,plain, (~(X!1 = |'fred'|)), inference(modus_ponens,[status(thm)],[190, 196])). tff(198,plain, (X!1 = |'paul'|), inference(unit_resolution,[status(thm)],[94, 197, 4])). tff(199,plain, (~(mary = |'paul'|)), inference(unit_resolution,[status(thm)],[77, 198])). tff(200,plain, (mary = |'mary'|), inference(unit_resolution,[status(thm)],[154, 199, 3])). tff(201,plain, (|'mary'| = mary), inference(symmetry,[status(thm)],[200])). tff(202,plain, ((paul = |'mary'|) <=> (paul = mary)), inference(monotonicity,[status(thm)],[201])). tff(203,plain, ((paul = |'mary'|) <=> (mary = paul)), inference(transitivity,[status(thm)],[202, 8])). tff(204,plain, ((mary = paul) <=> (paul = |'mary'|)), inference(symmetry,[status(thm)],[203])). tff(205,plain, ((~(mary = paul)) <=> (~(paul = |'mary'|))), inference(monotonicity,[status(thm)],[204])). tff(206,plain, (~(paul = |'mary'|)), inference(modus_ponens,[status(thm)],[56, 205])). tff(207,plain, (|'paul'| = X!1), inference(symmetry,[status(thm)],[58])). tff(208,plain, (paul = X!1), inference(transitivity,[status(thm)],[175, 207])). tff(209,plain, (predc(paul) <=> predc(X!1)), inference(monotonicity,[status(thm)],[208])). tff(210,plain, (predc(X!1) <=> predc(paul)), inference(symmetry,[status(thm)],[209])). tff(211,plain, (predc(paul)), inference(modus_ponens,[status(thm)],[75, 210])). tff(212,plain, ($false), inference(unit_resolution,[status(thm)],[2, 211])). tff(213,plain,((~(paul = |'paul'|)) | predc(paul) | (~(X!1 = |'paul'|))), inference(lemma,lemma(discharge,[]))). tff(214,plain, (~(paul = |'paul'|)), inference(unit_resolution,[status(thm)],[213, 198, 2])). tff(215,plain, (paul = |'fred'|), inference(unit_resolution,[status(thm)],[117, 214, 206])). tff(216,plain, (paul = Y!0), inference(transitivity,[status(thm)],[215, 194])). tff(217,plain, (predc(paul) <=> predc(Y!0)), inference(monotonicity,[status(thm)],[216])). tff(218,plain, (predc(Y!0) <=> predc(paul)), inference(symmetry,[status(thm)],[217])). tff(219,plain, (predc(paul)), inference(modus_ponens,[status(thm)],[127, 218])). tff(220,plain, ($false), inference(unit_resolution,[status(thm)],[2, 219])). tff(221,plain,((X!1 = |'mary'|) | predc(paul) | (mary = |'fred'|)), inference(lemma,lemma(discharge,[]))). tff(222,plain, (X!1 = |'mary'|), inference(unit_resolution,[status(thm)],[221, 3, 2])). tff(223,assumption,(X!1 = |'mary'|), introduced(assumption)). tff(224,plain, (|'mary'| = X!1), inference(symmetry,[status(thm)],[223])). tff(225,plain, (paul = X!1), inference(transitivity,[status(thm)],[119, 224])). tff(226,plain, (predc(paul) <=> predc(X!1)), inference(monotonicity,[status(thm)],[225])). tff(227,plain, (predc(X!1) <=> predc(paul)), inference(symmetry,[status(thm)],[226])). tff(228,plain, (predc(paul)), inference(modus_ponens,[status(thm)],[75, 227])). tff(229,plain, ($false), inference(unit_resolution,[status(thm)],[2, 228])). tff(230,plain,((~(paul = |'mary'|)) | predc(paul) | (~(X!1 = |'mary'|))), inference(lemma,lemma(discharge,[]))). tff(231,plain, (~(paul = |'mary'|)), inference(unit_resolution,[status(thm)],[230, 222, 2])). tff(232,plain, (mary = X!1), inference(transitivity,[status(thm)],[156, 224])). tff(233,plain, (predc(mary) <=> predc(X!1)), inference(monotonicity,[status(thm)],[232])). tff(234,plain, (predc(X!1) <=> predc(mary)), inference(symmetry,[status(thm)],[233])). tff(235,plain, (predc(mary)), inference(modus_ponens,[status(thm)],[75, 234])). tff(236,plain, ($false), inference(unit_resolution,[status(thm)],[66, 235])). tff(237,plain,((~(mary = |'mary'|)) | (~(X!1 = |'mary'|))), inference(lemma,lemma(discharge,[]))). tff(238,plain, (~(mary = |'mary'|)), inference(unit_resolution,[status(thm)],[237, 222])). tff(239,plain, (mary = |'paul'|), inference(unit_resolution,[status(thm)],[154, 238, 3])). tff(240,plain, (|'paul'| = mary), inference(symmetry,[status(thm)],[239])). tff(241,plain, ((paul = |'paul'|) <=> (paul = mary)), inference(monotonicity,[status(thm)],[240])). tff(242,plain, ((paul = |'paul'|) <=> (mary = paul)), inference(transitivity,[status(thm)],[241, 8])). tff(243,plain, ((mary = paul) <=> (paul = |'paul'|)), inference(symmetry,[status(thm)],[242])). tff(244,plain, ((~(mary = paul)) <=> (~(paul = |'paul'|))), inference(monotonicity,[status(thm)],[243])). tff(245,plain, (~(paul = |'paul'|)), inference(modus_ponens,[status(thm)],[56, 244])). tff(246,plain, (paul = |'fred'|), inference(unit_resolution,[status(thm)],[117, 245, 231])). tff(247,plain, (|'fred'| = paul), inference(symmetry,[status(thm)],[246])). tff(248,plain, ((X!1 = Y!0) <=> (|'mary'| = Y!0)), inference(monotonicity,[status(thm)],[222])). tff(249,plain, ((X!1 = Y!0) <=> (Y!0 = |'mary'|)), inference(transitivity,[status(thm)],[248, 1])). tff(250,plain, ((~(X!1 = Y!0)) <=> (~(Y!0 = |'mary'|))), inference(monotonicity,[status(thm)],[249])). tff(251,plain, (~(Y!0 = |'mary'|)), inference(modus_ponens,[status(thm)],[190, 250])). tff(252,plain, (Y!0 = mary), inference(transitivity,[status(thm)],[177, 7])). tff(253,plain, (predc(Y!0) <=> predc(mary)), inference(monotonicity,[status(thm)],[252])). tff(254,plain, (predc(mary) <=> predc(Y!0)), inference(symmetry,[status(thm)],[253])). tff(255,plain, ((~predc(mary)) <=> (~predc(Y!0))), inference(monotonicity,[status(thm)],[254])). tff(256,plain, (~predc(Y!0)), inference(modus_ponens,[status(thm)],[66, 255])). tff(257,plain, ($false), inference(unit_resolution,[status(thm)],[127, 256])). tff(258,plain,((~(Y!0 = |'paul'|)) | (~(mary = |'paul'|))), inference(lemma,lemma(discharge,[]))). tff(259,plain, (~(Y!0 = |'paul'|)), inference(unit_resolution,[status(thm)],[258, 239])). tff(260,plain, (Y!0 = |'fred'|), inference(unit_resolution,[status(thm)],[135, 259, 251])). tff(261,plain, (Y!0 = paul), inference(transitivity,[status(thm)],[260, 247])). tff(262,plain, (predc(Y!0) <=> predc(paul)), inference(monotonicity,[status(thm)],[261])). tff(263,plain, (predc(paul) <=> predc(Y!0)), inference(symmetry,[status(thm)],[262])). tff(264,plain, ((~predc(paul)) <=> (~predc(Y!0))), inference(monotonicity,[status(thm)],[263])). tff(265,plain, (~predc(Y!0)), inference(modus_ponens,[status(thm)],[2, 264])). tff(266,plain, ($false), inference(unit_resolution,[status(thm)],[127, 265])). tff(267,plain,((mary = |'fred'|) | predc(paul)), inference(lemma,lemma(discharge,[]))). tff(268,plain, (mary = |'fred'|), inference(unit_resolution,[status(thm)],[267, 2])). tff(269,assumption,(mary = |'fred'|), introduced(assumption)). tff(270,plain, (|'fred'| = mary), inference(symmetry,[status(thm)],[269])). tff(271,plain, (X!1 = mary), inference(transitivity,[status(thm)],[96, 270])). tff(272,plain, (predc(X!1) <=> predc(mary)), inference(monotonicity,[status(thm)],[271])). tff(273,plain, (predc(mary) <=> predc(X!1)), inference(symmetry,[status(thm)],[272])). tff(274,plain, ((~predc(mary)) <=> (~predc(X!1))), inference(monotonicity,[status(thm)],[273])). tff(275,plain, (~predc(X!1)), inference(modus_ponens,[status(thm)],[66, 274])). tff(276,plain, ($false), inference(unit_resolution,[status(thm)],[75, 275])). tff(277,plain,((~(X!1 = |'fred'|)) | (~(mary = |'fred'|))), inference(lemma,lemma(discharge,[]))). tff(278,plain, (~(X!1 = |'fred'|)), inference(unit_resolution,[status(thm)],[277, 268])). tff(279,plain, ((|'paul'| = Y!0) <=> (Y!0 = |'paul'|)), inference(commutativity,[status(thm)],[])). tff(280,plain, ((X!1 = Y!0) <=> (|'paul'| = Y!0)), inference(monotonicity,[status(thm)],[58])). tff(281,plain, ((X!1 = Y!0) <=> (Y!0 = |'paul'|)), inference(transitivity,[status(thm)],[280, 279])). tff(282,plain, ((Y!0 = |'paul'|) <=> (X!1 = Y!0)), inference(symmetry,[status(thm)],[281])). tff(283,assumption,(Y!0 = |'fred'|), introduced(assumption)). tff(284,plain, (Y!0 = mary), inference(transitivity,[status(thm)],[283, 270])). tff(285,plain, (predc(Y!0) <=> predc(mary)), inference(monotonicity,[status(thm)],[284])). tff(286,plain, (predc(mary) <=> predc(Y!0)), inference(symmetry,[status(thm)],[285])). tff(287,plain, ((~predc(mary)) <=> (~predc(Y!0))), inference(monotonicity,[status(thm)],[286])). tff(288,plain, (~predc(Y!0)), inference(modus_ponens,[status(thm)],[66, 287])). tff(289,plain, ($false), inference(unit_resolution,[status(thm)],[127, 288])). tff(290,plain,((~(Y!0 = |'fred'|)) | (~(mary = |'fred'|))), inference(lemma,lemma(discharge,[]))). tff(291,plain, (~(Y!0 = |'fred'|)), inference(unit_resolution,[status(thm)],[290, 268])). tff(292,plain, (|'fred'| = mary), inference(symmetry,[status(thm)],[268])). tff(293,plain, ((paul = |'fred'|) <=> (paul = mary)), inference(monotonicity,[status(thm)],[292])). tff(294,plain, ((paul = |'fred'|) <=> (mary = paul)), inference(transitivity,[status(thm)],[293, 8])). tff(295,plain, ((mary = paul) <=> (paul = |'fred'|)), inference(symmetry,[status(thm)],[294])). tff(296,plain, ((~(mary = paul)) <=> (~(paul = |'fred'|))), inference(monotonicity,[status(thm)],[295])). tff(297,plain, (~(paul = |'fred'|)), inference(modus_ponens,[status(thm)],[56, 296])). tff(298,plain, (~(paul = |'paul'|)), inference(unit_resolution,[status(thm)],[213, 58, 2])). tff(299,plain, (paul = |'mary'|), inference(unit_resolution,[status(thm)],[117, 298, 297])). tff(300,plain, (~(Y!0 = |'mary'|)), inference(unit_resolution,[status(thm)],[129, 299, 2])). tff(301,plain, (Y!0 = |'paul'|), inference(unit_resolution,[status(thm)],[135, 300, 291])). tff(302,plain, (X!1 = Y!0), inference(modus_ponens,[status(thm)],[301, 282])). tff(303,plain, ($false), inference(unit_resolution,[status(thm)],[190, 302])). tff(304,plain,((~(X!1 = |'paul'|)) | predc(paul)), inference(lemma,lemma(discharge,[]))). tff(305,plain, (~(X!1 = |'paul'|)), inference(unit_resolution,[status(thm)],[304, 2])). tff(306,plain, (X!1 = |'mary'|), inference(unit_resolution,[status(thm)],[94, 305, 278])). tff(307,plain, ((X!1 = Y!0) <=> (|'mary'| = Y!0)), inference(monotonicity,[status(thm)],[306])). tff(308,plain, ((X!1 = Y!0) <=> (Y!0 = |'mary'|)), inference(transitivity,[status(thm)],[307, 1])). tff(309,plain, ((Y!0 = |'mary'|) <=> (X!1 = Y!0)), inference(symmetry,[status(thm)],[308])). tff(310,plain, (~(paul = |'mary'|)), inference(unit_resolution,[status(thm)],[230, 306, 2])). tff(311,plain, (paul = |'paul'|), inference(unit_resolution,[status(thm)],[117, 310, 297])). tff(312,plain, (~(Y!0 = |'paul'|)), inference(unit_resolution,[status(thm)],[184, 311, 2])). tff(313,plain, (Y!0 = |'mary'|), inference(unit_resolution,[status(thm)],[135, 312, 291])). tff(314,plain, (X!1 = Y!0), inference(modus_ponens,[status(thm)],[313, 309])). tff(315,plain, ($false), inference(unit_resolution,[status(thm)],[190, 314])). tff(316,plain,(predc(paul)), inference(lemma,lemma(discharge,[]))). tff(317,plain, ((predc(paul) | (~preda(paul))) | (~predc(paul))), inference(tautology,[status(thm)],[])). tff(318,plain, (predc(paul) | (~preda(paul))), inference(unit_resolution,[status(thm)],[317, 316])). tff(319,plain, (room(fred) <=> room(fred)), inference(rewrite,[status(thm)],[])). tff(320,plain, (room(fred)), inference(and_elim,[status(thm)],[107])). tff(321,plain, (room(fred)), inference(modus_ponens,[status(thm)],[320, 319])). tff(322,plain, (((~room(mary)) | (~room(paul)) | (~room(fred)) | (~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2)))) | (~(predc(paul) | (~preda(paul))))) <=> ((~room(mary)) | (~room(paul)) | (~room(fred)) | (~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2)))) | (~(predc(paul) | (~preda(paul)))))), inference(rewrite,[status(thm)],[])). tff(323,plain, ((~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2)))) <=> (~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2))))), inference(rewrite,[status(thm)],[])). tff(324,plain, (((~room(mary)) | (~room(paul)) | (~room(fred)) | (~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2)))) | (~(predc(paul) | (~preda(paul))))) <=> ((~room(mary)) | (~room(paul)) | (~room(fred)) | (~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2)))) | (~(predc(paul) | (~preda(paul)))))), inference(monotonicity,[status(thm)],[323])). tff(325,plain, (((~room(mary)) | (~room(paul)) | (~room(fred)) | (~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2)))) | (~(predc(paul) | (~preda(paul))))) <=> ((~room(mary)) | (~room(paul)) | (~room(fred)) | (~((X!2 = |'fred'|) | (X!2 = |'paul'|) | (X!2 = |'mary'|) | (~room(X!2)))) | (~(predc(paul) | (~preda(paul)))))), inference(transitivity,[status(thm)],[324, 322])). tff(326,plain, ((room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul)))) <=> (room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul))))), inference(rewrite,[status(thm)],[])). tff(327,plain, ((~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul))))) <=> (~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul)))))), inference(monotonicity,[status(thm)],[326])). tff(328,plain, ((~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul))))) <=> (~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul)))))), inference(rewrite,[status(thm)],[])). tff(329,plain, ((~((((room(mary) & room(paul)) & room(fred)) & ![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))) & (predc(paul) | (~preda(paul))))) <=> (~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul)))))), inference(rewrite,[status(thm)],[])). tff(330,axiom,(~((((room(mary) & room(paul)) & room(fred)) & ![X: $i] : (room(X) => (((X = |'mary'|) | (X = |'paul'|)) | (X = |'fred'|)))) & (predc(paul) | (~preda(paul))))), file('/mnt/tmpfs//6372852573206580908549425.p','hypothesis')). tff(331,plain, (~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul))))), inference(modus_ponens,[status(thm)],[330, 329])). tff(332,plain, (~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul))))), inference(modus_ponens,[status(thm)],[331, 327])). tff(333,plain, (~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul))))), inference(modus_ponens,[status(thm)],[332, 328])). tff(334,plain, (~(room(mary) & room(paul) & room(fred) & ![X: $i] : ((X = |'fred'|) | (X = |'paul'|) | (X = |'mary'|) | (~room(X))) & (predc(paul) | (~preda(paul))))), inference(modus_ponens,[status(thm)],[333, 327])). unexpected number of arguments: (let ((a!1 (refl (~ (not (room mary)) (not (room mary))))) (a!2 (refl (~ (not (room paul)) (not (room paul))))) (a!3 (refl (~ (not (room fred)) (not (room fred))))) (a!4 (forall ((X $i)) (or (= X |'fred'|) (= X |'paul'|) (= X |'mary'|) (not (room X))))) (a!5 (not (or (= X!2 |'fred'|) (= X!2 |'paul'|) (= X!2 |'mary'|) (not (room X!2))))) (a!6 (not (or (predc paul) (not (preda paul)))))) (let ((a!7 (and (room mary) (room paul) (room fred) a!4 (or (predc paul) (not (preda paul)))))) (let ((a!8 (~ (not a!7) (or (not (room mary)) (not (room paul)) (not (room fred)) a!5 a!6)))) (nnf-neg a!1 a!2 a!3 (sk (~ (not a!4) a!5)) (refl (~ a!6 a!6)) a!8))))
Julia is the only person in the room. At most one of the following is true:. -Only one person outside the room cannot play the harmonica. -Julia cannot play the harmonica or can play the harmonica or both.
It is not the case that 'more than one person in the room cannot play the harmonica'.
entailment
room(julia)&(![X]:(room(X)=>(X='julia')))& (~(((?[X]:(~room(X)&cannot_play_the_harmonica(X)))&(![X,Y]:((cannot_play_the_harmonica(X)&cannot_play_the_harmonica(Y))=>(X=Y))))&((cannot_play_the_harmonica(julia))|(can_play_the_harmonica(julia)))))
room(julia)&(![X]:(room(X)=>(X='julia')))& (~((?[X,Y]:(room(X)&room(Y)&(cannot_play_the_harmonica(X)&cannot_play_the_harmonica(Y))&(X!=Y)))))
entailment
[ "h0", "hypothesis" ]
% SZS status Unsatisfiable % SZS output start Proof tff(tptp_fun__mary__type, type, ( tptp_fun__mary_: $i)). tff(tptp_fun_X_2_type, type, ( tptp_fun_X_2: $i)). tff(room_type, type, ( room: $i > $o)). tff(tptp_fun_Y_3_type, type, ( tptp_fun_Y_3: $i)). tff(tptp_fun_X_4_type, type, ( tptp_fun_X_4: $i)). tff(preda_type, type, ( preda: $i > $o)). tff(mary_type, type, ( mary: $i)). tff(1,assumption,(~(preda(X!4) | preda(Y!3) | (X!4 = Y!3) | (~room(X!4)) | (~room(Y!3)))), introduced(assumption)). tff(2,plain, ((preda(X!4) | preda(Y!3) | (X!4 = Y!3) | (~room(X!4)) | (~room(Y!3))) | room(Y!3)), inference(tautology,[status(thm)],[])). tff(3,plain, (room(Y!3)), inference(unit_resolution,[status(thm)],[2, 1])). tff(4,plain, (^[X: $i] : refl(((~room(X)) | (X = |'mary'|)) <=> ((~room(X)) | (X = |'mary'|)))), inference(bind,[status(th)],[])). tff(5,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(quant_intro,[status(thm)],[4])). tff(6,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(7,plain, (^[X: $i] : rewrite((room(X) => (X = |'mary'|)) <=> ((~room(X)) | (X = |'mary'|)))), inference(bind,[status(th)],[])). tff(8,plain, (![X: $i] : (room(X) => (X = |'mary'|)) <=> ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(quant_intro,[status(thm)],[7])). tff(9,axiom,(room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))), file('/mnt/tmpfs//728145929767038245263371.p','h0')). tff(10,plain, (![X: $i] : (room(X) => (X = |'mary'|))), inference(and_elim,[status(thm)],[9])). tff(11,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[10, 8])). tff(12,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[11, 6])). tff(13,plain,( ![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(skolemize,[status(sab)],[12])). tff(14,plain, (![X: $i] : ((~room(X)) | (X = |'mary'|))), inference(modus_ponens,[status(thm)],[13, 5])). tff(15,plain, (((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(Y!3)) | (Y!3 = |'mary'|))) <=> ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(Y!3)) | (Y!3 = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(16,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(Y!3)) | (Y!3 = |'mary'|))), inference(quant_inst,[status(thm)],[])). tff(17,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(Y!3)) | (Y!3 = |'mary'|)), inference(modus_ponens,[status(thm)],[16, 15])). tff(18,plain, (Y!3 = |'mary'|), inference(unit_resolution,[status(thm)],[17, 14, 3])). tff(19,plain, ((X!4 = Y!3) <=> (X!4 = |'mary'|)), inference(monotonicity,[status(thm)],[18])). tff(20,plain, ((X!4 = |'mary'|) <=> (X!4 = Y!3)), inference(symmetry,[status(thm)],[19])). tff(21,plain, ((preda(X!4) | preda(Y!3) | (X!4 = Y!3) | (~room(X!4)) | (~room(Y!3))) | room(X!4)), inference(tautology,[status(thm)],[])). tff(22,plain, (room(X!4)), inference(unit_resolution,[status(thm)],[21, 1])). tff(23,plain, (((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(X!4)) | (X!4 = |'mary'|))) <=> ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(X!4)) | (X!4 = |'mary'|))), inference(rewrite,[status(thm)],[])). tff(24,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | ((~room(X!4)) | (X!4 = |'mary'|))), inference(quant_inst,[status(thm)],[])). tff(25,plain, ((~![X: $i] : ((~room(X)) | (X = |'mary'|))) | (~room(X!4)) | (X!4 = |'mary'|)), inference(modus_ponens,[status(thm)],[24, 23])). tff(26,plain, (X!4 = |'mary'|), inference(unit_resolution,[status(thm)],[25, 14, 22])). tff(27,plain, (X!4 = Y!3), inference(modus_ponens,[status(thm)],[26, 20])). tff(28,plain, ((preda(X!4) | preda(Y!3) | (X!4 = Y!3) | (~room(X!4)) | (~room(Y!3))) | (~(X!4 = Y!3))), inference(tautology,[status(thm)],[])). tff(29,plain, (~(X!4 = Y!3)), inference(unit_resolution,[status(thm)],[28, 1])). tff(30,plain, ($false), inference(unit_resolution,[status(thm)],[29, 27])). tff(31,plain,(preda(X!4) | preda(Y!3) | (X!4 = Y!3) | (~room(X!4)) | (~room(Y!3))), inference(lemma,lemma(discharge,[]))). tff(32,plain, (room(mary) <=> room(mary)), inference(rewrite,[status(thm)],[])). tff(33,plain, (room(mary)), inference(and_elim,[status(thm)],[9])). tff(34,plain, (room(mary)), inference(modus_ponens,[status(thm)],[33, 32])). tff(35,plain, (((~room(mary)) | (~((~room(X!2)) | (X!2 = |'mary'|))) | (room(X!4) & room(Y!3) & (~preda(X!4)) & (~preda(Y!3)) & (~(X!4 = Y!3)))) <=> ((~room(mary)) | (~((~room(X!2)) | (X!2 = |'mary'|))) | (~(preda(X!4) | preda(Y!3) | (X!4 = Y!3) | (~room(X!4)) | (~room(Y!3)))))), inference(rewrite,[status(thm)],[])). tff(36,plain, ((room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y))))) <=> (room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y)))))), inference(rewrite,[status(thm)],[])). tff(37,plain, ((~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y)))))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y))))))), inference(monotonicity,[status(thm)],[36])). tff(38,plain, ((~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y)))))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y))))))), inference(rewrite,[status(thm)],[])). tff(39,plain, ((~((room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))) & (~?[X: $i, Y: $i] : (((room(X) & room(Y)) & ((~preda(X)) & (~preda(Y)))) & (~(X = Y)))))) <=> (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y))))))), inference(rewrite,[status(thm)],[])). tff(40,axiom,(~((room(mary) & ![X: $i] : (room(X) => (X = |'mary'|))) & (~?[X: $i, Y: $i] : (((room(X) & room(Y)) & ((~preda(X)) & (~preda(Y)))) & (~(X = Y)))))), file('/mnt/tmpfs//728145929767038245263371.p','hypothesis')). tff(41,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y)))))), inference(modus_ponens,[status(thm)],[40, 39])). tff(42,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y)))))), inference(modus_ponens,[status(thm)],[41, 37])). tff(43,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y)))))), inference(modus_ponens,[status(thm)],[42, 38])). tff(44,plain, (~(room(mary) & ![X: $i] : ((~room(X)) | (X = |'mary'|)) & (~?[X: $i, Y: $i] : (room(X) & room(Y) & (~preda(X)) & (~preda(Y)) & (~(X = Y)))))), inference(modus_ponens,[status(thm)],[43, 37])). unexpected number of arguments: (let ((a!1 (refl (~ (not (room mary)) (not (room mary))))) (a!2 (forall ((X $i)) (or (not (room X)) (= X |'mary'|)))) (a!3 (not (or (not (room X!2)) (= X!2 |'mary'|)))) (a!4 (exists ((X $i) (Y $i)) (and (room X) (room Y) (not (preda X)) (not (preda Y)) (not (= X Y))))) (a!5 (and (room X!4) (room Y!3) (not (preda X!4)) (not (preda Y!3)) (not (= X!4 Y!3))))) (let ((a!6 (nnf-neg (sk (~ a!4 a!5)) (~ (not (not a!4)) a!5))) (a!7 (~ (not (and (room mary) a!2 (not a!4))) (or (not (room mary)) a!3 a!5)))) (nnf-neg a!1 (sk (~ (not a!2) a!3)) a!6 a!7)))
Corey, Wendy are the only persons in the room. Only one person in the room does not collect action figures. Only one person outside the room does not use contact lenses. Wendy does not play a string instrument.
Corey who plays a string instrument, does not collect action figures.
neutral
room(corey)&room(wendy)&(![X]:(room(X)=>(X='corey'|X='wendy')))& ((((?[X]:(room(X)&does_not_collect_action_figures(X)))&(![X,Y]:((does_not_collect_action_figures(X)&does_not_collect_action_figures(Y))=>(X=Y)))))& (((?[X]:(~room(X)&does_not_use_contact_lenses(X)))&(![X,Y]:((does_not_use_contact_lenses(X)&does_not_use_contact_lenses(Y))=>(X=Y)))))& (does_not_play_a_string_instrument(wendy)))
room(corey)&room(wendy)&(![X]:(room(X)=>(X='corey'|X='wendy')))& ((plays_a_string_instrument(corey))&(does_not_collect_action_figures(corey)))
contradiction
[]
null
Patrick is the only person in the room. If ''A frog does not sing opera in the swamp at night.' and 'A clock does not measure time in various colors.' and 'A clock measures time in various colors.'' then ''A clock measures time in various colors.' and 'A frog does not sing opera in the swamp at night.' and 'Mirrors do not fog permanently in one particular house.''. Everyone in the room who is a creative person is not a creative person.
'Mirrors fog permanently in one particular house.' and 'A frog does not sing opera in the swamp at night.' and 'A clock measures time in various colors.'.
neutral
room(patrick)&(![X]:(room(X)=>(X='patrick')))& (((((A_frog_does_not_sing_opera_in_the_swamp_at_night.)&(A_clock_does_not_measure_time_in_various_colors.)&(A_clock_measures_time_in_various_colors.)))=>(((A_clock_measures_time_in_various_colors.)&(A_frog_does_not_sing_opera_in_the_swamp_at_night.)&(Mirrors_do_not_fog_permanently_in_one_particular_house.))))& (![X]:(room(X)=>(((creative(X)&person(X))=>(~(creative(X)&person(X))))))))
room(patrick)&(![X]:(room(X)=>(X='patrick')))& (((Mirrors_fog_permanently_in_one_particular_house.)&(A_frog_does_not_sing_opera_in_the_swamp_at_night.)&(A_clock_measures_time_in_various_colors.)))
contradiction
[]
null
Julie, Guy, Vicky are the only persons in the room. “Everyone outside the room who is a brave person is richer than Loretta” if “someone who is a rich person is taller than someone who is taller than Loretta”. Everyone outside the room is a creative happy rich person. Julie is the tallest in the room. Someone outside the room is a rich happy creative tall person. Guy is taller than Loretta. Someone in the room who is a rich tall person is not a brave person. Someone who is not a tall brave person is taller than someone who is not a rich tall person. Everyone in the room is older than Loretta.
Julie neither is not creative, not happy, not rich, not tall, not old, not brave nor is richer than Loretta.
neutral
room(julie)&room(guy)&room(vicky)&(![X]:(room(X)=>(X='julie'|X='guy'|X='vicky')))& (((?[X,Y]:((rich(X)&person(X))&(taller(loretta,Y))&(taller(X,Y))))=>(![X]:(~room(X)=>(((brave(X)&person(X))=>(richer(loretta,X)))))))& (![X]:(~room(X)=>(creative(X)&happy(X)&rich(X)&person(X))))& (![X]:(taller(X,julie)))& (?[X]:(~room(X)=>(rich(X)&happy(X)&creative(X)&tall(X)&person(X))))& (taller(loretta,guy))& (?[X]:(room(X)=>(((rich(X)&tall(X)&person(X))=>(~(brave(X)&person(X)))))))& (?[X,Y]:((~(tall(X)&brave(X)&person(X)))&(~(rich(Y)&tall(Y)&person(Y)))&(taller(X,Y))))& (![X]:(room(X)=>(older(loretta,X)))))
room(julie)&room(guy)&room(vicky)&(![X]:(room(X)=>(X='julie'|X='guy'|X='vicky')))& (~((~creative(julie)&~happy(julie)&~rich(julie)&~tall(julie)&~old(julie)&~brave(julie))|(richer(loretta,julie))))
contradiction
[]
null
Scott, Robert are the only persons in the room. Only one of the following is true:. -Everyone outside the room who is not a creative person is not creative. -Someone in the room is not a creative person.
Robert is a creative person or is not creative or both.
neutral
room(scott)&room(robert)&(![X]:(room(X)=>(X='scott'|X='robert')))& (((![X]:(~room(X)=>(((~(creative(X)&person(X)))=>(~creative(X))))))<~>(?[X]:(room(X)=>(~(creative(X)&person(X)))))))
room(scott)&room(robert)&(![X]:(room(X)=>(X='scott'|X='robert')))& (((creative(robert)&person(robert))|(~creative(robert))))
entailment
[]
null

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