Question: Which person is a Kingdom of Romania citizen?
Choices: Marilyn Monroe
Richard Gere
William Henry Harrison
George Stevens
Edward G. Robinson
Sylvester Stallone
Max Fleischer
Roy Scheider
Gregory Hoblit
John Davis
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <country_of_citizenship> ?e_1 . ?e_1 <pred:name> "Kingdom of Romania" .   }
Program:
function: Find
inputs: Kingdom of Romania
function: Relate
dependencies: 0
inputs: country of citizenship
backward
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Edward G. Robinson