Question: When did Jason Lee of Boston United F.C. join Kettering Town F.C.?
Choices: 1949-04-02
1998-07-01
1956-11-12
1998-06-06
1802
2009-07-21
1846-12-28
2009-01-01
2004-07-18
1949-04-13
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Jason Lee" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Boston United F.C." . ?e_2 <pred:name> "Kettering Town 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: Boston United F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Jason Lee
function: And
dependencies: 1
2
function: Find
inputs: Kettering Town F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 2009-01-01