Question: What is the official website of the town that is the capital of Walsall (whose area is 103.95 square kilometres)?
Choices: http://www.city.sault-ste-marie.on.ca/
http://sting.com/
https://www.brno.cz/
http://www.mcgill.ca
http://www.jeddah.gov.sa
http://www.tiacarrere.com
http://cms.walsall.gov.uk/
http://www.argyll-bute.gov.uk/
http://www.pasadena.edu
http://www.sonypictures.com/movies/hancock/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "town" . ?e <capital_of> ?e_1 . ?e_1 <pred:name> "Walsall" . ?e_1 <area> ?pv_1 . ?pv_1 <pred:unit> "square kilometre" . ?pv_1 <pred:value> "103.95"^^xsd:double . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Walsall
function: FilterNum
dependencies: 0
inputs: area
103.95 square kilometre
=
function: Relate
dependencies: 1
inputs: capital of
backward
function: FilterConcept
dependencies: 2
inputs: town
function: QueryAttr
dependencies: 3
inputs: official website
Answer: http://cms.walsall.gov.uk/