Question: Since when was Mark Williams the member of Arbroath F.C. ?
Choices: 1863-09-10
2016-01-01
1991-08-30
2000-04-18
1929-02-11
1989-11-08
1997-03-15
1919-10-21
1812-06-24
2005-07-22
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Mark Williams" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Arbroath F.C." . ?e_2 <pred:name> "Arbroath 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: Arbroath F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Mark Williams
function: And
dependencies: 1
2
function: Find
inputs: Arbroath F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
Answer: 2016-01-01