Question: Who was the Academy Award Best Actor nominee on 1950-01-01?
Choices: Gene Hackman
William Holden
Max Fleischer
Trevor Howard
John Dewey
Jesse Eisenberg
William Faulkner
James Stewart
Michael Douglas
Charles Laughton
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <nominated_for> ?e_1 . ?e_1 <pred:name> "Academy Award for Best Actor" .  [ <pred:fact_h> ?e ; <pred:fact_r> <nominated_for> ; <pred:fact_t> ?e_1 ] <point_in_time> ?qpv . ?qpv <pred:date> "1950-01-01"^^xsd:date .  }
Program:
function: Find
inputs: Academy Award for Best Actor
function: Relate
dependencies: 0
inputs: nominated for
backward
function: QFilterDate
dependencies: 1
inputs: point in time
1950-01-01
=
function: FilterConcept
dependencies: 2
inputs: human
function: What
dependencies: 3
Answer: William Holden