Question: When did Hulk of F.C. Zenit St. Petersburg become a member of the Brazilian national football team?
Choices:
1912-10-27
2013-10-04
1987-12-10
1933-01-01
1803-03-04
2008-02-22
1974-06-05
2008-09-03
1960-12-09
2009-01-01
Program:
function: Find
inputs: F.C. Zenit St. Petersburg
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Hulk
function: And
dependencies: 1
2
function: Find
inputs: Brazil national football team
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
start time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Hulk" . ?e_1 <member_of_sports_team> ?e_3 . ?e_3 <pred:name> "F.C. Zenit St. Petersburg" . ?e_2 <pred:name> "Brazil 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: 2009-01-01