Question: What is the official website of the ice hockey team whose Twitter username is Canucks?
Choices: http://www.kiterunnermovie.com/
http://www.auckland.ac.nz/
http://lucasfilm.com/indiana-jones-and-the-raiders-of-the-lost-ark
http://canucks.nhl.com/
http://www.naperville.il.us
https://www.indiana.edu/
http://www.harrogate.gov.uk/
https://www.apple.com/chfr/ios/
http://www.bju.edu
http://www.mecklenburg-vorpommern.eu/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "ice hockey team" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "Canucks" . ?e <official_website> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
Canucks
function: FilterConcept
dependencies: 1
inputs: ice hockey team
function: QueryAttr
dependencies: 2
inputs: official website
Answer: http://canucks.nhl.com/