Question: How many keyboard instruments are used by someone whose ISNI is 0000 0001 1531 0915 ?
Choices: 0
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "keyboard instrument" . ?e_1 <instrument> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "human" . ?e_1 <ISNI> ?pv . ?pv <pred:value> "0000 0001 1531 0915" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: ISNI
0000 0001 1531 0915
function: FilterConcept
dependencies: 1
inputs: human
function: Relate
dependencies: 2
inputs: instrument
forward
function: FilterConcept
dependencies: 3
inputs: keyboard instrument
function: Count
dependencies: 4
Answer: 1