Question: Which website represents the movie with Alicia Keys in its cast?
Choices:
http://www.smokinaces.net
http://www.presidencia.gob.ec/
http://www.hns-cff.hr
http://richardpryor.com
http://www.whip-it.net/
http://www.ewashtenaw.org
http://www.mariettaga.gov
http://www.smtown.com
http://www.ofc.de/
http://www.roughtraderecords.com/
Answer: http://www.smokinaces.net
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <cast_member> ?e_1 . ?e_1 <pred:name> "Alicia Keys" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Alicia Keys
function: Relate
dependencies: 0
inputs: cast member
backward
function: FilterConcept
dependencies: 1
inputs: film
function: QueryAttr
dependencies: 2
inputs: official website