Question: When did  Kevin James (the one that is a member of Welling United F.C.) become a member of Welling United F.C.?
Choices:
1328-01-01
1987
2013-05-16
2007-01-01
1658-01-01
2004-01-01
2012-12-12
1814-05-04
1824
1960
Answer: 2007-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Kevin James" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Welling 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 ] <end_time> ?qpv .  }
Program:
function: Find
inputs: Welling United F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Kevin James
function: And
dependencies: 1
2
function: Find
inputs: Welling United F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
end time