Question: Which feature film was shot in Philadelphia (the one whose nighttime view is Skyline of Philadelphia.jpg) ?
Choices: Limitless
National Treasure
Transformers: Revenge of the Fallen
The Sixth Sense
The Happening
National Treasure: Book of Secrets
Pirates of the Caribbean: The Curse of the Black Pearl
Back to the Future
Witness
Dressed to Kill
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "feature film" . ?e <filming_location> ?e_1 . ?e_1 <pred:name> "Philadelphia" . ?e_1 <nighttime_view> ?pv . ?pv <pred:value> "Skyline of Philadelphia.jpg" .   }
Program:
function: Find
inputs: Philadelphia
function: FilterStr
dependencies: 0
inputs: nighttime view
Skyline of Philadelphia.jpg
function: Relate
dependencies: 1
inputs: filming location
backward
function: FilterConcept
dependencies: 2
inputs: feature film
function: What
dependencies: 3
Answer: National Treasure