Question: When did  Walter Scott (the one that is a member of Hamilton Academical F.C.) become a member of Falkirk F.C.?
Choices:
1849-03-07
1953-01-01
1900-01-01
1941-07-28
1621
1877-03-04
1
1966
1920-07-11
1982-06-02
Program:
function: Find
inputs: Hamilton Academical F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Walter Scott
function: And
dependencies: 1
2
function: Find
inputs: Falkirk F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
end time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Walter Scott" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "Hamilton Academical F.C." . ?e_2 <pred:name> "Falkirk 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 ] <end_time> ?qpv .  }
Answer: 1953-01-01