Question: When was Robert Patrick (the one that has the occupation of songwriter) born?
Choices:
1906-04-04
1981-03-03
1954-12-11
1803-05-25
1968-04-19
1976-04-04
1962-06-10
1936-01-28
1881-09-29
1937-09-27
Answer: 1937-09-27
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Robert Patrick" . ?e <occupation> ?e_1 . ?e_1 <pred:name> "songwriter" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: songwriter
function: Relate
dependencies: 0
inputs: occupation
backward
function: Find
inputs: Robert Patrick
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth