Question: When was the publication of Crossroads by Columbia Pictures?
Choices:
1921-01-01
2004-09-08
2016-02-24
1944-01-01
1979-06-26
1993-09-02
2011-09-01
1956
2004-12-14
1986-01-01
Program:
function: Find
inputs: Columbia Pictures
function: Relate
dependencies: 0
inputs: distributor
backward
function: Find
inputs: Crossroads
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Crossroads" . ?e <distributor> ?e_1 . ?e_1 <pred:name> "Columbia Pictures" .  ?e <publication_date> ?pv .  }
Answer: 1986-01-01