Question: What is the electronic musical instrument used by Kid Cudi?
Choices: xylophone
drum machine
Omnichord
Timbales
keytar
didgeridoo
theremin
Vocoder
electronic drum
sampler
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "electronic musical instrument" . ?e_1 <instrument> ?e . ?e_1 <pred:name> "Kid Cudi" .   }
Program:
function: Find
inputs: Kid Cudi
function: Relate
dependencies: 0
inputs: instrument
forward
function: FilterConcept
dependencies: 1
inputs: electronic musical instrument
function: What
dependencies: 2
Answer: drum machine