Question: What is the official website of Entourage (the one that is shot in Los Angeles) ?
Choices:
https://www.apple.com/cn/macos/
http://www.northyorks.gov.uk/
http://www.tonyawards.com/
http://www.Ghostbusters.com/
http://www.jameschristianmusic.com/
http://www.pref.aichi.jp
https://www.newschool.edu/
http://www.vangelisworld.com/
http://www.cbscorporation.com
http://entouragemovie.com/
Answer: http://entouragemovie.com/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Entourage" . ?e <filming_location> ?e_1 . ?e_1 <pred:name> "Los Angeles" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Los Angeles
function: Relate
dependencies: 0
inputs: filming location
backward
function: Find
inputs: Entourage
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: official website