Question: What is the official website of Wonder Woman (which has Nathan Fillion as a voice actor)?
Choices: http://www.nba.com/bucks/
http://www.melbourneflorida.org
http://spiderman.sonypictures.com/
http://warnervideo.com/wonderwomanmovie/
http://www.hankjr.com/home
https://philipglass.com/
http://www.co.larimer.co.us
http://www.charliechaplin.com
http://www.gouv.qc.ca/
http://www.memphis.edu
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Wonder Woman" . ?e <voice_actor> ?e_1 . ?e_1 <pred:name> "Nathan Fillion" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Nathan Fillion
function: Relate
dependencies: 0
inputs: voice actor
backward
function: Find
inputs: Wonder Woman
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: official website
Answer: http://warnervideo.com/wonderwomanmovie/