Question: Which school district has the USA as its country?
Choices:
Flint
Priority Records
Schuylkill County
Ron Carter
Beaver County
Freeform
Los Angeles Unified School District
Central Alberta
Shreveport
Robin Hood
Answer: Los Angeles Unified School District
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "school district" . ?e <country> ?e_1 . ?e_1 <pred:name> "United States of America" .   }
Program:
function: Find
inputs: United States of America
function: Relate
dependencies: 0
inputs: country
backward
function: FilterConcept
dependencies: 1
inputs: school district
function: What
dependencies: 2