Question: When did Harry Nilsson (the one that is the citizen of Sweden) become a member of Sweden national football team?
Choices:
1688
2011-08-30
1582-12-07
1970
1938-01-01
1944-10-13
2012-10-30
2004-02-25
1754-01-01
2006-11-07
Program:
function: Find
inputs: Sweden
function: Relate
dependencies: 0
inputs: country of citizenship
backward
function: Find
inputs: Harry Nilsson
function: And
dependencies: 1
2
function: Find
inputs: Sweden national football team
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Harry Nilsson" . ?e_1 <country_of_citizenship> ?e_3 . ?e_3 <pred:name> "Sweden" . ?e_2 <pred:name> "Sweden national football team" . ?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 .  }
Answer: 1938-01-01