Question: When was John Hughes of Crystal Palace F.C. born?
Choices:
1955-01-09
1922-03-13
1962-06-16
1930-04-28
1977-09-02
1987-05-22
1949-10-07
1951-10-07
1893-04-20
1943-04-03
Answer: 1943-04-03
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "John Hughes" . ?e <member_of_sports_team> ?e_1 . ?e_1 <pred:name> "Crystal Palace F.C." .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Crystal Palace F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: John Hughes
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth