Question: The cast of which visual artwork includes the person whose CANTIC-ID is a12218650?
Choices: Thor
Victoria
Star Trek Ⅴ: The Final Frontier
Oliver Twist
Porco Rosso
A Room with a View
Salvador
Rain Man
She's Having a Baby
Brighton Rock
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <cast_member> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "human" . ?e_1 <CANTIC-ID> ?pv . ?pv <pred:value> "a12218650" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: CANTIC-ID
a12218650
function: FilterConcept
dependencies: 1
inputs: human
function: Relate
dependencies: 2
inputs: cast member
backward
function: FilterConcept
dependencies: 3
inputs: visual artwork
function: What
dependencies: 4
Answer: Thor