Question: What is the official website of the specialty channel whose country is Canada?
Choices: http://www.sc.edu/
http://www.vilnius.lt/
http://www.ytv.com
http://juno-jp.net/
http://www.alasu.edu
http://www.baku-ih.gov.az/
http://www.turku.fi/
http://www.s-pulse.co.jp/
http://www.wheninrome-themovie.com/
http://www.avrillavigne.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "specialty channel" . ?e <country> ?e_1 . ?e_1 <pred:name> "Canada" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Canada
function: Relate
dependencies: 0
inputs: country
backward
function: FilterConcept
dependencies: 1
inputs: specialty channel
function: QueryAttr
dependencies: 2
inputs: official website
Answer: http://www.ytv.com