Question: What is the date of birth of Hellboy (which derives Hellboy II: The Golden Army)?
Choices:
1971-08-18
1617-10-05
1946-10-06
1980-10-25
1977-03-28
1990-07-21
1972-04-04
1965-04-04
1992-11-23
1986-02-01
Answer: 1617-10-05
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Hellboy" . ?e <derivative_work> ?e_1 . ?e_1 <pred:name> "Hellboy II: The Golden Army" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Hellboy II: The Golden Army
function: Relate
dependencies: 0
inputs: derivative work
backward
function: Find
inputs: Hellboy
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth