Question: What person is a part of Porcupine Tree?
Choices: Sylvester Stallone
Lars Ulrich
Billie Joe Armstrong
Mike Leigh
Steven Wilson
Guy Ritchie
Thom Yorke
Richard Gere
William Henry Harrison
Max Fleischer
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <has_part> ?e . ?e_1 <pred:name> "Porcupine Tree" .   }
Program:
function: Find
inputs: Porcupine Tree
function: Relate
dependencies: 0
inputs: has part
forward
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Steven Wilson