Question: Which US city's official name is Concord?
Choices:
Fargo
Holyoke
Hagerstown
Concord
Columbus
Tupelo
Franklin
Waukegan
Selma
Spokane
Answer: Concord
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <official_name> ?pv . ?pv <pred:value> "Concord" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official name
Concord
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: What
dependencies: 2