Question: What is the start date that Walter Hill (whose position is defender) is a member of Sheffield United F.C.?
Choices:
1974-07-05
1851
2012-10-24
1987-03-23
1913
1997-03-10
1891-01-01
1919-03-10
2008-06-26
1958-01-01
Answer: 1891-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Walter Hill" . ?e_1 <position_played_on_team_/_speciality> ?e_3 . ?e_3 <pred:name> "defender" . ?e_2 <pred:name> "Sheffield United 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: defender
function: Relate
dependencies: 0
inputs: position played on team / speciality
backward
function: Find
inputs: Walter Hill
function: And
dependencies: 1
2
function: Find
inputs: Sheffield United F.C.
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time