Question: How is US citizen David Simon related  to Jewish people?
Choices:
film crew member
organizer
original film format
narrator
home port
designed to carry
ethnic group
appointed by
afflicts
designed by
Program:
function: Find
inputs: United States of America
function: Relate
dependencies: 0
inputs: country of citizenship
backward
function: Find
inputs: David Simon
function: And
dependencies: 1
2
function: Find
inputs: Jewish people
function: QueryRelation
dependencies: 3
4
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "David Simon" . ?e_1 <country_of_citizenship> ?e_3 . ?e_3 <pred:name> "United States of America" . ?e_2 <pred:name> "Jewish people" . ?e_1 ?p ?e_2 .  }
Answer: ethnic group