Question: How many scientists are the main subject of a visual artwork narrated by Levon Helm?
Choices:
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Answer: 1
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "scientist" . ?e_1 <main_subject> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "visual artwork" . ?e_1 <narrator> ?e_3 . ?e_3 <pred:name> "Levon Helm" .   }
Program:
function: Find
inputs: Levon Helm
function: Relate
dependencies: 0
inputs: narrator
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: Relate
dependencies: 2
inputs: main subject
forward
function: FilterConcept
dependencies: 3
inputs: scientist
function: Count
dependencies: 4