Question: When was the release of the activity directed by John G. Avildsen?
Choices:
1987-04-19
1999-03-31
2019
1977-11-04
1984-08-03
1999-02-13
1966
2012-11-08
1979-03-08
2006-11-23
Answer: 1987-04-19
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "activity" . ?e <director> ?e_1 . ?e_1 <pred:name> "John G. Avildsen" .  ?e <publication_date> ?pv .  }
Program:
function: Find
inputs: John G. Avildsen
function: Relate
dependencies: 0
inputs: director
backward
function: FilterConcept
dependencies: 1
inputs: activity
function: QueryAttr
dependencies: 2
inputs: publication date