Question: What is the official website of TV program that comprises a part of  The Wire (the predecessor of this statement is The Wire, season 3) ?
Choices:
https://www.bscyb.ch/
http://www.countyofventura.org
http://www.miramax.com/movie/chocolat
http://www.hbo.com/the-wire/index.html
http://giftmovie.com/
http://www.theloraxmovie.com/
http://www.hbo.com/boardwalk-empire
http://www.coloradorockies.com/
http://www.coritiba.com.br
http://www.macross.co.jp
Answer: http://www.hbo.com/the-wire/index.html
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "television program" . ?e <part_of_the_series> ?e_1 . ?e_1 <pred:name> "The Wire" .  [ <pred:fact_h> ?e ; <pred:fact_r> <part_of_the_series> ; <pred:fact_t> ?e_1 ] <follows> ?qpv . ?qpv <pred:value> "The Wire, season 3" . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: The Wire
function: Relate
dependencies: 0
inputs: part of the series
backward
function: QFilterStr
dependencies: 1
inputs: follows
The Wire, season 3
function: FilterConcept
dependencies: 2
inputs: television program
function: QueryAttr
dependencies: 3
inputs: official website