Question: When was romance film Derby published?
Choices: 1860
1990-10-06
2003-09-25
2005-11-23
1949
2011-11-15
1973-11-23
1989-06-02
2009-12-03
2004-11-05
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Derby" . ?e <genre> ?e_1 . ?e_1 <pred:name> "romance film" .  ?e <publication_date> ?pv .  }
Program:
function: Find
inputs: romance film
function: Relate
dependencies: 0
inputs: genre
backward
function: Find
inputs: Derby
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
Answer: 1949