Question: When was John Carter (the one that belongs to United States of America) born?
Choices:
1905-05-16
1962-10-23
1899-08-28
1957-12-29
1944-09-13
1946-04-22
1894-09-09
1941-11-27
1966-10-20
1963-05-03
Answer: 1963-05-03
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "John Carter" . ?e <country_for_sport> ?e_1 . ?e_1 <pred:name> "United States of America" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: United States of America
function: Relate
dependencies: 0
inputs: country for sport
backward
function: Find
inputs: John Carter
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth