Question: How many string instruments are used in the composition with the ISWC of T-011.363.815-5?
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Answer: 0
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:instance_of> ?c_1 . ?c_1 <pred:name> "musical composition" . ?e_1 <ISWC> ?pv . ?pv <pred:value> "T-011.363.815-5" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: ISWC
T-011.363.815-5
function: FilterConcept
dependencies: 1
inputs: musical composition
function: Relate
dependencies: 2
inputs: instrumentation
forward
function: FilterConcept
dependencies: 3
inputs: string instrument
function: Count
dependencies: 4