Question: Tell me the person that is Diane Ladd's spouse (this statement start time is 1960-01-01)
Choices:
David Byrne
Rahul Dev Burman
Simon Cowell
Richard Brooks
William Henry Harrison
Max Fleischer
Diane Ladd
Sylvester Stallone
Richard Gere
Bruce Dern
Program:
function: Find
inputs: Diane Ladd
function: Relate
dependencies: 0
inputs: spouse
backward
function: QFilterDate
dependencies: 1
inputs: start time
1960-01-01
=
function: FilterConcept
dependencies: 2
inputs: human
function: What
dependencies: 3
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <spouse> ?e_1 . ?e_1 <pred:name> "Diane Ladd" .  [ <pred:fact_h> ?e ; <pred:fact_r> <spouse> ; <pred:fact_t> ?e_1 ] <start_time> ?qpv . ?qpv <pred:date> "1960-01-01"^^xsd:date .  }
Answer: Bruce Dern