Question: What is the publication date of the short film whose title is Niagara Falls ?
Choices:
2012-10-23
2006-05-22
2006-12-28
2010-05-06
2010-03-05
1932-01-01
2013-08-31
1989-04-13
2011-04-27
2002-09-12
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: title
Niagara Falls
function: FilterConcept
dependencies: 1
inputs: short film
function: QueryAttr
dependencies: 2
inputs: publication date
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "short film" . ?e <title> ?pv_1 . ?pv_1 <pred:value> "Niagara Falls" . ?e <publication_date> ?pv .  }
Answer: 1932-01-01