Question: When did  Kurt Cobain become the spouse of Courtney Love?
Choices:
2017-02-02
1992-02-24
2010-03-01
1975-12-04
2009-04-15
1993-06-29
1985-02-14
1927-01-01
2007-02-20
1801-12-18
Answer: 1992-02-24
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Kurt Cobain" . ?e_2 <pred:name> "Courtney Love" . ?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: Kurt Cobain
function: Find
inputs: Courtney Love
function: QueryRelationQualifier
dependencies: 0
1
inputs: spouse
start time