Question: Does the city in the US, whose official website is http://www.greensboro-nc.gov, lie at the elevation, above sea level, of less than 2,300 meters ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?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 . ?pv <pred:unit> "metre" . ?pv <pred:value> ?v . FILTER ( ?v < "2300"^^xsd:double ) .  }
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
function: VerifyNum
dependencies: 3
inputs: 2300 metre
<