Question: What is Ross Turnbull's (the one that died in the manner of natural causes) birth date?
Choices:
1933-06-06
1955-03-22
1929-01-21
1941-01-06
1946-01-12
1930-11-15
1969-05-25
1925-10-11
1942-09-01
1926-04-21
Answer: 1941-01-06
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Ross Turnbull" . ?e <manner_of_death> ?e_1 . ?e_1 <pred:name> "natural causes" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: natural causes
function: Relate
dependencies: 0
inputs: manner of death
backward
function: Find
inputs: Ross Turnbull
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth