Question: Silver Spring is the home base of which cable channel?
Choices:
TNT
That's My Boy
Syfy
MTV
Discovery Channel
Seventh-day Adventist Church
Yuma
Somerset
TLC
USA Network
Answer: TLC
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "cable channel" . ?e <headquarters_location> ?e_1 . ?e_1 <pred:name> "Silver Spring" .   }
Program:
function: Find
inputs: Silver Spring
function: Relate
dependencies: 0
inputs: headquarters location
backward
function: FilterConcept
dependencies: 1
inputs: cable channel
function: What
dependencies: 2