Question: What is David Brown's (member of Leeds United F.C) date of birth?
Choices:
1928-11-03
1950-03-01
1972-03-18
1968-06-02
1961-01-13
1918-07-18
1989-05-29
1968-02-11
1934-09-20
1957-03-14
Answer: 1989-05-29
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "David Brown" . ?e <member_of_sports_team> ?e_1 . ?e_1 <pred:name> "Leeds United F.C." .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Leeds United F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: David Brown
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth