Question: What is its official website for the county of Washington that shares border with Columbia County and has a population of 49344?
Choices: http://www.rickygervais.com
http://disney.go.com/muppets/
http://www.myspace.com/nathanfillion
http://www.hbo.com/movies/game-change/index.html
http://www.cuyahogacounty.us
http://www.clark.wa.gov
http://www.brian-eno.net/
http://www.alphasigmaphi.org
http://www.senato.it/leg/12/BGT/Schede/Attsen/00000692.htm
http://www.cheshire.gov.uk/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Washington" . ?e <shares_border_with> ?e_1 . ?e_1 <pred:name> "Columbia County" . ?e_1 <population> ?pv_1 . ?pv_1 <pred:unit> "1" . ?pv_1 <pred:value> "49344"^^xsd:double . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Columbia County
function: FilterNum
dependencies: 0
inputs: population
49344
=
function: Relate
dependencies: 1
inputs: shares border with
backward
function: FilterConcept
dependencies: 2
inputs: county of Washington
function: QueryAttr
dependencies: 3
inputs: official website
Answer: http://www.clark.wa.gov