Question: What is the publication date of the visual artwork titled Maidstone?
Choices: 2012-04-18
1988-12-15
2003-11-20
1998-09-10
1998-12-31
2012-08-09
1948-01-01
1996-11-20
1996-08-28
1970-01-01
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <title> ?pv_1 . ?pv_1 <pred:value> "Maidstone" . ?e <publication_date> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: title
Maidstone
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttr
dependencies: 2
inputs: publication date
Answer: 1970-01-01