Question: Does the film whose script is written by William Cameron Menzies, have a publication date on 1933-01-01?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: William Cameron Menzies
function: Relate
dependencies: 0
inputs: screenwriter
backward
function: FilterConcept
dependencies: 1
inputs: film
function: QueryAttr
dependencies: 2
inputs: publication date
function: VerifyDate
dependencies: 3
inputs: 1933-01-01
=
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <screenwriter> ?e_1 . ?e_1 <pred:name> "William Cameron Menzies" .  ?e <publication_date> ?pv . ?pv <pred:date> "1933-01-01"^^xsd:date .  }
Answer: yes