Question: Who is the spouse of Jon Peters (the end time of this statement is 1974-01-01)?
Choices: Max Fleischer
Rahul Dev Burman
Jon Peters
William Henry Harrison
Paul Simon
David Byrne
James E. Reilly
Lesley Ann Warren
Simon Cowell
Sylvester Stallone
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <spouse> ?e . ?e_1 <pred:name> "Jon Peters" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <spouse> ; <pred:fact_t> ?e ] <end_time> ?qpv . ?qpv <pred:date> "1974-01-01"^^xsd:date .  }
Program:
function: Find
inputs: Jon Peters
function: Relate
dependencies: 0
inputs: spouse
forward
function: QFilterDate
dependencies: 1
inputs: end time
1974-01-01
=
function: FilterConcept
dependencies: 2
inputs: human
function: What
dependencies: 3
Answer: Lesley Ann Warren