Question: When did the 1939 Academy Award winner for Best Original Song die?
Choices: 1981-09-09
1986-04-23
1973-10-18
1959-01-01
1998-07-21
1996-01-28
1991-09-28
1993-12-04
1919-01-06
1974-03-28
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <winner> ?e . ?e_1 <pred:name> "Academy Award for Best Original Song" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <winner> ; <pred:fact_t> ?e ] <point_in_time> ?qpv . ?qpv <pred:year> 1939 . ?e <date_of_death> ?pv .  }
Program:
function: Find
inputs: Academy Award for Best Original Song
function: Relate
dependencies: 0
inputs: winner
forward
function: QFilterYear
dependencies: 1
inputs: point in time
1939
=
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of death
Answer: 1986-04-23