Question: For Bill Berry, what is his start point  (the one that is a member of Manchester United F.C.) as a member of Manchester United F.C.?
Choices: 1971-07-27
2009-09-17
2009-12-21
2007-09-19
1987-11-01
1727
1906-01-01
1992-03-31
1999-11-02
2006-10-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Bill Berry" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Manchester United F.C." . ?e_2 <pred:name> "Manchester 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: Manchester United F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Bill Berry
function: And
dependencies: 1
2
function: Find
inputs: Manchester United F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 1906-01-01