Question: What is the Twitter username for the human who is famous for didgeridoo?
Choices: EmpoliCalcio
justinbieber
RHCPchad
brucehornsby
juliettelewis
jeffbeckmusic
onf
dracorosa
kaagent
korn
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <famous_people> ?e . ?e_1 <pred:name> "didgeridoo" .  ?e <Twitter_username> ?pv .  }
Program:
function: Find
inputs: didgeridoo
function: Relate
dependencies: 0
inputs: famous people
forward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: Twitter username
Answer: RHCPchad