Question: Regarding the person whose father is Amitabh Bachchan tell me when he or she was born.
Choices:
1878-04-28
1976-02-05
1962-05-09
1925-12-08
1967-09-11
1975-12-17
1906-08-05
1922-02-06
1828-03-20
1950-03-16
Program:
function: Find
inputs: Amitabh Bachchan
function: Relate
dependencies: 0
inputs: father
backward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of birth
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <father> ?e_1 . ?e_1 <pred:name> "Amitabh Bachchan" .  ?e <date_of_birth> ?pv .  }
Answer: 1976-02-05