Question: Who is the director of the movie titled Saskatchewan?
Choices:
John Carpenter
Sunil Dutt
John Debney
Sam Wood
Raoul Walsh
Buckethead
Werner Herzog
John Williams
George Cukor
Dean Semler
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: title
Saskatchewan
function: FilterConcept
dependencies: 1
inputs: film
function: Relate
dependencies: 2
inputs: director
forward
function: FilterConcept
dependencies: 3
inputs: human
function: What
dependencies: 4
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <director> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "film" . ?e_1 <title> ?pv . ?pv <pred:value> "Saskatchewan" .   }
Answer: Raoul Walsh