Question: At what point in time did Joe Jackson become a member of Burnley F.C.?
Choices:
1980-03-03
1952-02-06
1861-11-28
1958-06-15
2005-07-22
-4900
1981-01-05
2008-09-21
1997-05-16
2011-01-01
Answer: 2011-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Joe Jackson" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Burnley F.C." . ?e_2 <pred:name> "Burnley 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: Burnley F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Joe Jackson
function: And
dependencies: 1
2
function: Find
inputs: Burnley F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time