Question: When was the producer of Ben-Hur whose exploitation visa number is 144988 born?
Choices: 1960-08-07
1975-01-01
1864-12-09
1968-05-23
1970-03-03
1960-07-17
1948-09-25
1831-03-18
1955-06-23
1979-10-15
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <producer> ?e . ?e_1 <pred:name> "Ben-Hur" . ?e_1 <exploitation_visa_number> ?pv_1 . ?pv_1 <pred:value> "144988" . ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Ben-Hur
function: FilterStr
dependencies: 0
inputs: exploitation visa number
144988
function: Relate
dependencies: 1
inputs: producer
forward
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of birth
Answer: 1960-07-17