Question: When is the birth date of Paul Williams of Doncaster Rovers football club?
Choices:
1919-01-31
1951-05-03
1952-11-28
1963-11-08
1924-04-03
1921-02-08
1739-07-26
1938-10-30
1978-07-12
1943-05-07
Answer: 1963-11-08
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Paul Williams" . ?e <member_of_sports_team> ?e_1 . ?e_1 <pred:name> "Doncaster Rovers F.C." .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Doncaster Rovers F.C.
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Paul Williams
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth