Question: What is the elevation of the city with telephone area code 639?
Choices: 938 metre
194 metre
10 metre
2106 metre
72 foot
123 metre
1276 metre
164 foot
978 metre
481.5 metre
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city" . ?e <local_dialing_code> ?pv_1 . ?pv_1 <pred:value> "639" . ?e <elevation_above_sea_level> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: local dialing code
639
function: FilterConcept
dependencies: 1
inputs: city
function: QueryAttr
dependencies: 2
inputs: elevation above sea level
Answer: 481.5 metre