Question: Who was the composer of a visual artwork whose executive producer is Robert Chartoff ?
Choices: Marvin Hamlisch
Paul McCartney
Robbie Robertson
Loudon Wainwright III
Peter Coyote
Bill Conti
Clint Eastwood
Will Smith
Shea Whigham
Gustavo Santaolalla
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <composer> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "visual artwork" . ?e_1 <executive_producer> ?e_3 . ?e_3 <pred:name> "Robert Chartoff" .   }
Program:
function: Find
inputs: Robert Chartoff
function: Relate
dependencies: 0
inputs: executive producer
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: Relate
dependencies: 2
inputs: composer
forward
function: FilterConcept
dependencies: 3
inputs: human
function: What
dependencies: 4
Answer: Bill Conti