Question: When was The Merry Widow ( with Lana Turner) published?
Choices:
1978-11-15
1952-01-01
1999-12-17
1982-02-12
2002-10-28
2013-10-21
1927-05-06
2000-03-09
2006-11-16
2010-12-17
Program:
function: Find
inputs: Lana Turner
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: The Merry Widow
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "The Merry Widow" . ?e <cast_member> ?e_1 . ?e_1 <pred:name> "Lana Turner" .  ?e <publication_date> ?pv .  }
Answer: 1952-01-01