Question: When was Robert Ryan, who works in Ottawa, born?
Choices: 1976-05-19
1978-10-14
1979-07-16
1919-11-04
1962-10-13
1975-09-20
1878-07-09
1919-10-22
1971-10-05
1964-10-09
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Robert Ryan" . ?e <work_location> ?e_1 . ?e_1 <pred:name> "Ottawa" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Ottawa
function: Relate
dependencies: 0
inputs: work location
backward
function: Find
inputs: Robert Ryan
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth
Answer: 1878-07-09