Question: When did Gary Cooper (the one that is a member of Peterborough United F.C.) become a member of Welling United F.C.?
Choices: 2009-12-01
1989-01-20
1996-01-01
1992-02-05
2005-09-24
1834-01-01
2010-08-21
1966-09-09
2015-11-01
1866-10-08
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Gary Cooper" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Peterborough United F.C." . ?e_2 <pred:name> "Welling United 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 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Peterborough United F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Gary Cooper
function: And
dependencies: 1
2
function: Find
inputs: Welling United F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 1996-01-01