Question: How large is the US city whose official website is http://www.midlandtexas.gov?
Choices: 3226 square kilometre
27834.0 square kilometre
13.309261 square kilometre
4596 square kilometre
710850 square kilometre
15892 square kilometre
124500000 square metre
193.082267 square kilometre
8028963 square metre
8280 square kilometre
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.midlandtexas.gov" . ?e <area> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.midlandtexas.gov
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: area
Answer: 193.082267 square kilometre