Question: tell me the official website of the visual artwork that has Tyler Perry as an executive producer
Choices:
http://davestewart.com
http://www.rhinorecords.com
http://www.su.se/
http://www.weareallprecious.com/
http://www.billyconnolly.com
http://www.tintin-movie.net/
http://www.waylonjennings.com
http://www.portishead.co.uk/
http://www.debbiereynolds.com/
http://www.co.shelby.in.us
Answer: http://www.weareallprecious.com/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <executive_producer> ?e_1 . ?e_1 <pred:name> "Tyler Perry" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Tyler Perry
function: Relate
dependencies: 0
inputs: executive producer
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttr
dependencies: 2
inputs: official website