Question: What is the official website of the political party that David Byrne, who was born in Sydney, belongs to?
Choices: http://detroit.tigers.mlb.com/
http://www.hbo.com/movies/game-change/index.html
https://www.olympic.org/tokyo-1964
https://www.facebook.com/DwayneJohnson?fref=ts
http://www.satriani.com
http://www.liberal.org.au
http://www.herbiehancock.com
https://www.apple.com/cn/ios/
http://www.sonypictures.com/movies/click
http://duranduran.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "political party" . ?e_1 <member_of_political_party> ?e . ?e_1 <pred:name> "David Byrne" . ?e_1 <place_of_birth> ?e_2 . ?e_2 <pred:name> "Sydney" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Sydney
function: Relate
dependencies: 0
inputs: place of birth
backward
function: Find
inputs: David Byrne
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: member of political party
forward
function: FilterConcept
dependencies: 4
inputs: political party
function: QueryAttr
dependencies: 5
inputs: official website
Answer: http://www.liberal.org.au