Question: Who is the person famous for rock music which is the genre of Tangerine Dream ?
Choices: Kraftwerk
Michael McDonald
Peter Frampton
Pat Benatar
Rihanna
Portishead
Thom Yorke
Jack White
Robert Zemeckis
Steven Wilson
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <famous_people> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "rock music" . ?e_2 <genre> ?e_1 . ?e_2 <pred:name> "Tangerine Dream" .   }
Program:
function: Find
inputs: Tangerine Dream
function: Relate
dependencies: 0
inputs: genre
forward
function: FilterConcept
dependencies: 1
inputs: rock music
function: Relate
dependencies: 2
inputs: famous people
forward
function: FilterConcept
dependencies: 3
inputs: human
function: What
dependencies: 4
Answer: Steven Wilson