Question: What U.S. city has the USA as its country and is the residence of Brad Bird?
Choices: Corvallis
Lake Forest
Asheville
New Haven
Franklin
Pine Bluff
Wichita Falls
Waukegan
Ventura
Columbus
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <country> ?e_1 . ?e_1 <pred:name> "United States of America" .  ?e_2 <residence> ?e . ?e_2 <pred:name> "Brad Bird" .  }
Program:
function: Find
inputs: United States of America
function: Relate
dependencies: 0
inputs: country
backward
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: Find
inputs: Brad Bird
function: Relate
dependencies: 3
inputs: residence
forward
function: FilterConcept
dependencies: 4
inputs: city of the United States
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: Corvallis