Question: How large is the city of the United States whose local dialing code is 478?
Choices: 108.149723 square kilometre
2060 square kilometre
163.76 square kilometre
108860 square kilometre
20.500126 square kilometre
58.128879 square kilometre
21.798253 square kilometre
661000000 square metre
227943.05 square kilometre
155.021274 square kilometre
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <local_dialing_code> ?pv_1 . ?pv_1 <pred:value> "478" . ?e <area> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: local dialing code
478
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: area
Answer: 661000000 square metre