Question: What is the publication date of Bolero (whose color is black-and-white)?
Choices:
1967-12-22
2006-04-24
2010-08-05
1994-10-28
2011-09-08
1934-01-01
2006-10-19
2009-12-23
2011-12-08
2017-01-26
Program:
function: Find
inputs: black-and-white
function: Relate
dependencies: 0
inputs: color
backward
function: Find
inputs: Bolero
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Bolero" . ?e <color> ?e_1 . ?e_1 <pred:name> "black-and-white" .  ?e <publication_date> ?pv .  }
Answer: 1934-01-01