Question: What is the number of bowed string instruments that have the Hornbostel-Sachs classification is 321.322-71 and are the instruments used by Martie Maguire?
Choices:
0
1
2
3
4
5
6
7
8
9
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Hornbostel-Sachs classification
321.322-71
function: FilterConcept
dependencies: 1
inputs: bowed string instrument
function: Find
inputs: Martie Maguire
function: Relate
dependencies: 3
inputs: instrument
forward
function: FilterConcept
dependencies: 4
inputs: bowed string instrument
function: And
dependencies: 2
5
function: Count
dependencies: 6
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "bowed string instrument" . ?e <Hornbostel-Sachs_classification> ?pv . ?pv <pred:value> "321.322-71" . ?e_1 <instrument> ?e . ?e_1 <pred:name> "Martie Maguire" .  }
Answer: 2