Question: How many master's degrees are an aspect of the written work that inspired Murder on the Orient Express, with Richard Widmark as a cast member?
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "master's degree" . ?e <facet_of> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "written work" . ?e_2 <based_on> ?e_1 . ?e_2 <pred:name> "Murder on the Orient Express" . ?e_2 <cast_member> ?e_3 . ?e_3 <pred:name> "Richard Widmark" .   }
Program:
function: Find
inputs: Richard Widmark
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: Murder on the Orient Express
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: based on
forward
function: FilterConcept
dependencies: 4
inputs: written work
function: Relate
dependencies: 5
inputs: facet of
backward
function: FilterConcept
dependencies: 6
inputs: master's degree
function: Count
dependencies: 7
Answer: 0