Question: What number of operating systems have been awarded the Turing Award?
Choices: 0
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "operating system" . ?e <award_received> ?e_1 . ?e_1 <pred:name> "Turing Award" .   }
Program:
function: Find
inputs: Turing Award
function: Relate
dependencies: 0
inputs: award received
backward
function: FilterConcept
dependencies: 1
inputs: operating system
function: Count
dependencies: 2
Answer: 1