Question: When was Peter Cook (the one that has the occupation of playwright) born?
Choices:
1930-08-18
1946-06-01
1964-07-06
1949-10-19
1903-02-28
1917-08-22
1935-04-19
1995-07-02
1946-05-01
1937-11-17
Program:
function: Find
inputs: playwright
function: Relate
dependencies: 0
inputs: occupation
backward
function: Find
inputs: Peter Cook
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Peter Cook" . ?e <occupation> ?e_1 . ?e_1 <pred:name> "playwright" .  ?e <date_of_birth> ?pv .  }
Answer: 1937-11-17