Question: When was the person who works in rock music born?
Choices:
1947-05-06
1912-09-29
1911-09-16
1951-09-02
1908-08-25
1947-07-19
1958-02-06
1971-12-27
1689
1946-04-12
Answer: 1947-07-19
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <field_of_work> ?e_1 . ?e_1 <pred:name> "rock music" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: rock music
function: Relate
dependencies: 0
inputs: field of work
backward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of birth