Question: When did Paul Williams of Chelsea F.C. end his membership in that club?
Choices: 1972-09-11
1983-01-01
2016-04-26
1999-05-17
1977-05-22
1675
2014-05-25
2014-10-30
2009-10-25
2010-05-06
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Paul Williams" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Chelsea F.C." . ?e_2 <pred:name> "Chelsea F.C." . ?e_1 <member_of_sports_team> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of_sports_team> ; <pred:fact_t> ?e_2 ] <end_time> ?qpv .  }
Program:
function: Find
inputs: Chelsea F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Paul Williams
function: And
dependencies: 1
2
function: Find
inputs: Chelsea F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
end time
Answer: 1983-01-01