Question: Which film among the ones that were released in German Democratic Republic have the shortest duration?
Choices: Rocco and His Brothers
The Apartment
Vertigo
Dirty Dancing
The French Connection
The African Queen
Once Upon a Time in America
E.T. the Extra-Terrestrial
To Kill a Mockingbird
The Maltese Falcon
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <film_release_region> ?e_1 . ?e_1 <pred:name> "German Democratic Republic" .  ?e <duration> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: Find
inputs: German Democratic Republic
function: Relate
dependencies: 0
inputs: film release region
backward
function: FilterConcept
dependencies: 1
inputs: film
function: SelectAmong
dependencies: 2
inputs: duration
smallest
Answer: Dirty Dancing