Question: When was Adam Smith from Boston United F. C. a member of Peterbourough United F.C.?
Choices: 1956-12-18
2015-08-03
2013-05-13
1914
2006-01-01
1965-01-01
1866-02-24
1877-01-01
1997-10-16
2004-06-05
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Adam Smith" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Boston United F.C." . ?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 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Boston United F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Adam Smith
function: And
dependencies: 1
2
function: Find
inputs: Peterborough United F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 2006-01-01