Question: Which US city has local dialing code 681?
Choices: Franklin
Greenville
Morgantown
Prescott
Columbus
New Haven
Carlsbad
Lafayette
St. Augustine
Waukegan
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <local_dialing_code> ?pv . ?pv <pred:value> "681" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: local dialing code
681
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: What
dependencies: 2
Answer: Morgantown