Question: What television series was based on the  superhero that is a notable work of John Romita Jr.?
Choices: The Untouchables
Batman Beyond
The Flintstones
Batman: The Animated Series
Iron Man 2
Iron Man
Family Guy
Iron Man 3
Smallville
Batman
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "television series" . ?e <based_on> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "superhero" . ?e_3 <notable_work> ?e_1 . ?e_3 <pred:name> "John Romita Jr." .   }
Program:
function: Find
inputs: John Romita Jr.
function: Relate
dependencies: 0
inputs: notable work
forward
function: FilterConcept
dependencies: 1
inputs: superhero
function: Relate
dependencies: 2
inputs: based on
backward
function: FilterConcept
dependencies: 3
inputs: television series
function: What
dependencies: 4
Answer: Iron Man