Question: How many electronic musical instruments' famous person has the Twitter username AphexTwin?
Choices: 1
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "electronic musical instrument" . ?e <famous_people> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "human" . ?e_1 <Twitter_username> ?pv . ?pv <pred:value> "AphexTwin" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
AphexTwin
function: FilterConcept
dependencies: 1
inputs: human
function: Relate
dependencies: 2
inputs: famous people
backward
function: FilterConcept
dependencies: 3
inputs: electronic musical instrument
function: Count
dependencies: 4
Answer: 2