Question: What is the date of birth for the human that is the director of photography of The Doors (which has Titus Welliver as a cast member)?
Choices:
1954-02-20
1983-01-19
1978-09-23
1955-08-27
1925-08-17
1967-09-12
1964-10-30
1953-06-13
1900-10-15
1958-04-03
Answer: 1955-08-27
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <director_of_photography> ?e . ?e_1 <pred:name> "The Doors" . ?e_1 <cast_member> ?e_2 . ?e_2 <pred:name> "Titus Welliver" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Titus Welliver
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: The Doors
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: director of photography
forward
function: FilterConcept
dependencies: 4
inputs: human
function: QueryAttr
dependencies: 5
inputs: date of birth