Question: When did Russell Brand become Katy Perry's husband?
Choices:
1984-09-16
1988-09-26
2000-01-09
2010
1754-01-01
1983-08-09
1993-04-14
2013-04-01
1992-12-16
1970-01-01
Answer: 2010
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Russell Brand" . ?e_2 <pred:name> "Katy Perry" . ?e_1 <spouse> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <spouse> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Russell Brand
function: Find
inputs: Katy Perry
function: QueryRelationQualifier
dependencies: 0
1
inputs: spouse
start time