Premise: Two men building a set like for a play maybe .
Correct statement: It is impossible that two men are building a set for the next performance that starts in two weeks .
Incorrect statement: It is probable that two men are building a set for the next performance that starts in two weeks .
Correct statement: It is likely that there will be a play soon .
Incorrect statement: We doubt that there will be a play soon .
Correct statement: It is improbable that two men building a set for their school play .
Incorrect statement: It is certain that two men building a set for their school play .
Correct statement: It is impossible that two men building a set for a school play about mermaids .
Incorrect statement: We believe that two men building a set for a school play about mermaids .
Correct statement: There is a very good chance that tHey are on stage .
Incorrect statement: It is improbable that tHey are on stage .