Question: What is the elevation above sea level of the U.S. city whose official website is http://www.greensboro-nc.gov?
Choices: 291 metre
2 metre
272 metre
8848 metre
1415 metre
1181 metre
286 metre
1276 metre
110 metre
175 metre
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://www.greensboro-nc.gov" . ?e <elevation_above_sea_level> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.greensboro-nc.gov
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: elevation above sea level
Answer: 272 metre