Question: What is the date of birth of a person who, in 2009, received Academy Award for Best Documentary Feature?
Choices:
1936-04-10
1950-07-18
1955-11-13
1921-10-21
1963-11-27
1952-11-06
1960-11-10
1979-01-08
1883-07-19
1980-05-23
Answer: 1963-11-27
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <award_received> ?e_1 . ?e_1 <pred:name> "Academy Award for Best Documentary Feature" .  [ <pred:fact_h> ?e ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e_1 ] <point_in_time> ?qpv . ?qpv <pred:year> 2009 . ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Academy Award for Best Documentary Feature
function: Relate
dependencies: 0
inputs: award received
backward
function: QFilterYear
dependencies: 1
inputs: point in time
2009
=
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of birth