Question: What is the date of birth of Michael Jackson who was born in Fairfax?
Choices:
1963-08-09
1950-07-30
1963-03-10
1940-05-05
1977
1883-05-23
1958-09-03
1966-07-14
1976-11-28
1964-07-13
Answer: 1964-07-13
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Michael Jackson" . ?e <place_of_birth> ?e_1 . ?e_1 <pred:name> "Fairfax" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Fairfax
function: Relate
dependencies: 0
inputs: place of birth
backward
function: Find
inputs: Michael Jackson
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth