Question: What is the relationship between The Twilight Zone (the one that has Rod Serling as an executive producer) and United States of America?
Choices: history of topic
game mode
industry
item operated
film release region
has edition
contains settlement
draft pick from school
facet of
country of origin
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "The Twilight Zone" . ?e_1 <executive_producer> ?e_3 . ?e_3 <pred:name> "Rod Serling" . ?e_2 <pred:name> "United States of America" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: Rod Serling
function: Relate
dependencies: 0
inputs: executive producer
backward
function: Find
inputs: The Twilight Zone
function: And
dependencies: 1
2
function: Find
inputs: United States of America
function: QueryRelation
dependencies: 3
4
Answer: country of origin