Question: Which movie primarily is about reality television?
Choices: A Prairie Home Companion
Rebecca
Alice Doesn't Live Here Anymore
The Cabin in the Woods
Pleasantville
St. Louis Blues
Batman
RoboCop
Heaven Can Wait
The Truman Show
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <main_subject> ?e_1 . ?e_1 <pred:name> "reality television" .   }
Program:
function: Find
inputs: reality television
function: Relate
dependencies: 0
inputs: main subject
backward
function: FilterConcept
dependencies: 1
inputs: film
function: What
dependencies: 2
Answer: The Truman Show