Question: What film is produced by John Woo?
Choices:
Talk to Her
Appleseed Ex Machina
The Apartment
The Invasion
The Jetsons Meet the Flintstones
Pleasantville
Kansas City
A Prairie Home Companion
The Ugly Truth
Primal Fear
Answer: Appleseed Ex Machina
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <producer> ?e_1 . ?e_1 <pred:name> "John Woo" .   }
Program:
function: Find
inputs: John Woo
function: Relate
dependencies: 0
inputs: producer
backward
function: FilterConcept
dependencies: 1
inputs: film
function: What
dependencies: 2