Question: George Benson was a member of Port Vale F.C. until what time?
Choices:
1887-01-01
1885
1809-03-28
2007-04-11
1799-07-26
1968-03-06
1608
1924-01-01
2008-09-26
1901-09-14
Answer: 1924-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "George Benson" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Port Vale F.C." . ?e_2 <pred:name> "Port Vale 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: Port Vale F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: George Benson
function: And
dependencies: 1
2
function: Find
inputs: Port Vale F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
end time