Question: What is the main subject of Dr. Strangelove?
Choices: aviation
horse racing
The Holocaust
attack
Sonic the Hedgehog
Cold War
murder
The Da Vinci Code
Elsevier
heterosexuality
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "activity" . ?e_1 <main_subject> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "film" . ?e_1 <title> ?pv_1 . ?pv_1 <pred:value> "Dr. Strangelove" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: title
Dr. Strangelove
function: FilterConcept
dependencies: 1
inputs: film
function: Relate
dependencies: 2
inputs: main subject
forward
function: FilterConcept
dependencies: 3
inputs: activity
function: What
dependencies: 4
Answer: aviation