Question: When did  David Cross (the one that is a member of Notts County F.C.) become a member of Notts County F.C.?
Choices: 1600
1989-02-05
1993-04-08
1993-01-25
1814-01-01
1999-01-01
1701-07-09
2014-05-11
2003-11-20
2000-04-18
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "David Cross" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Notts County F.C." . ?e_2 <pred:name> "Notts County 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: Notts County F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: David Cross
function: And
dependencies: 1
2
function: Find
inputs: Notts County F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 1999-01-01