Question: For the person who is Ellen DeGeneres' spouse, when was he or she born?
Choices:
1947-12-31
1900-01-04
1973-01-31
1911-12-04
1887-11-26
1970-06-26
1958-09-30
1907-02-03
1934-07-07
1947-03-08
Answer: 1973-01-31
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <spouse> ?e . ?e_1 <pred:name> "Ellen DeGeneres" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Ellen DeGeneres
function: Relate
dependencies: 0
inputs: spouse
forward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of birth