Question: What is the official website of the band in which Steven Wilson is a part of?
Choices:
http://www.alyssa.com
http://www.kidswb.com
http://www.statecollegepa.us
http://merylstreeponline.net
http://www.rondmoore.com/
http://www.nba.com/timberwolves/
http://www.michaelcrichton.com/jurassic-park/
http://www.pem.cam.ac.uk/
http://www.jim-dale.com/
http://www.porcupinetree.com
Answer: http://www.porcupinetree.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "band" . ?e_1 <member_of> ?e . ?e_1 <pred:name> "Steven Wilson" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Steven Wilson
function: Relate
dependencies: 0
inputs: member of
forward
function: FilterConcept
dependencies: 1
inputs: band
function: QueryAttr
dependencies: 2
inputs: official website