Question: When did  Steve Earle (the one that is related to sport association football) become a member of Peterborough United F.C.?
Choices:
1953-03-07
1994-02-27
1815
1824
1529
1977-01-01
1810
1963-01-01
1988-04-30
2013-05-16
Answer: 1977-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Steve Earle" . ?e_1 <sport> ?e_3 . ?e_3 <pred:name> "association football" . ?e_2 <pred:name> "Peterborough 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: association football
function: Relate
dependencies: 0
inputs: sport
backward
function: Find
inputs: Steve Earle
function: And
dependencies: 1
2
function: Find
inputs: Peterborough United F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
end time