Question: What is the official website of the 3D film that was nominated for an Academy Award for Best Sound Mixing?
Choices: http://www.utoronto.ca/
http://kingsspeech.com
http://cormacmccarthy.com/
http://www.carrollcountynh.net
https://www.brno.cz/
http://www.transformers.com/
http://www.fcthun.ch
http://www.tc.columbia.edu
http://www.va-fc.com
http://www.avatarmovie.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "3D film" . ?e <nominated_for> ?e_1 . ?e_1 <pred:name> "Academy Award for Best Sound Mixing" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Academy Award for Best Sound Mixing
function: Relate
dependencies: 0
inputs: nominated for
backward
function: FilterConcept
dependencies: 1
inputs: 3D film
function: QueryAttr
dependencies: 2
inputs: official website
Answer: http://www.avatarmovie.com