Question: Which film from Germany is authored by Charles Dickens?
Choices:
Traffic
Wonder Boys
The League of Extraordinary Gentlemen
A Prairie Home Companion
Oliver Twist
Never Say Never Again
A Christmas Carol
Hamlet
Samson and Delilah
Great Expectations
Program:
function: Find
inputs: Germany
function: Relate
dependencies: 0
inputs: country of origin
backward
function: FilterConcept
dependencies: 1
inputs: film
function: Find
inputs: Charles Dickens
function: Relate
dependencies: 3
inputs: after a work by
backward
function: FilterConcept
dependencies: 4
inputs: film
function: And
dependencies: 2
5
function: What
dependencies: 6
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <country_of_origin> ?e_1 . ?e_1 <pred:name> "Germany" .  ?e <after_a_work_by> ?e_2 . ?e_2 <pred:name> "Charles Dickens" .  }
Answer: Oliver Twist