Question: What is the publication date of Dallas, which has Raymond Massey as a cast member?
Choices:
1978
2012-04-26
1992-03-17
2012-03-14
2014-05-17
1962-04-12
1950-01-01
2006-10-27
1992-07-03
1987-04-19
Program:
function: Find
inputs: Raymond Massey
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: Dallas
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Dallas" . ?e <cast_member> ?e_1 . ?e_1 <pred:name> "Raymond Massey" .  ?e <publication_date> ?pv .  }
Answer: 1950-01-01