Question: Who is the  director of Requiem for a Dream?
Choices:
Tony Richardson
Sylvester Stallone
John Schlesinger
Richard Gere
Dean Saunders
Hannibal
William Henry Harrison
Larry Hagman
Darren Aronofsky
Max Fleischer
Program:
function: Find
inputs: Requiem for a Dream
function: Relate
dependencies: 0
inputs: director
forward
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <director> ?e . ?e_1 <pred:name> "Requiem for a Dream" .   }
Answer: Darren Aronofsky