Question: When did  Ian McShane (the one that is a member of Queen of the South F.C.) become a member of Ross County F.C.?
Choices:
1789-03-04
1981-05-20
1950-09-28
1971-09-21
1976-08-31
2015-01-01
1850-09-09
1865-02-09
2009-06-22
1940-07-21
Answer: 2015-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Ian McShane" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Queen of the South F.C." . ?e_2 <pred:name> "Ross 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: Queen of the South F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Ian McShane
function: And
dependencies: 1
2
function: Find
inputs: Ross County F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time