Question: When was the person who was born in Missouri born?
Choices:
1931-09-17
1989-04-06
1969-12-19
1904-11-09
1967-03-16
1952-08-21
1948-10-09
1975-01-17
1971-05-12
1957-06-29
Answer: 1904-11-09
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <place_of_birth> ?e_1 . ?e_1 <pred:name> "Missouri" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Missouri
function: Relate
dependencies: 0
inputs: place of birth
backward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of birth