Question: When did Paul Williams (who is a member of Bury F.C.) become a member of the Plymouth Argyle F.C.?
Choices: 2005-12-10
1995-01-01
1981-09-25
2010-08-27
1991-06-25
2002-07-09
1987-05-09
1977-01-01
1945-01-20
1981-04-23
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Paul Williams" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Bury F.C." . ?e_2 <pred:name> "Plymouth Argyle 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: Bury F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Paul Williams
function: And
dependencies: 1
2
function: Find
inputs: Plymouth Argyle F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 1995-01-01