Question: P.S. I Love You, with lyrics by John Lennon, is composed for how many string instruments?
Choices: 0
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9
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "string instrument" . ?e_1 <instrumentation> ?e . ?e_1 <pred:name> "P.S. I Love You" . ?e_1 <lyrics_by> ?e_2 . ?e_2 <pred:name> "John Lennon" .   }
Program:
function: Find
inputs: John Lennon
function: Relate
dependencies: 0
inputs: lyrics by
backward
function: Find
inputs: P.S. I Love You
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: instrumentation
forward
function: FilterConcept
dependencies: 4
inputs: string instrument
function: Count
dependencies: 5
Answer: 0