Question: What is the official website of the medal which Stephen Hawking (the point in time of this statement is 2006) won?
Choices:
http://vrinimi.org
http://uclabruins.com/index.aspx?path=mbball
https://www.crewealex.net/
http://www.robpaulsenfans.com
https://royalsociety.org/grants-schemes-awards/awards/copley-medal/
http://www.deathrowmusic.com/
http://www.ci.malibu.ca.us
http://www.cit.cmu.edu/
http://www.hull.ac.uk
http://www.uscg.mil/
Program:
function: Find
inputs: Stephen Hawking
function: Relate
dependencies: 0
inputs: winner
backward
function: QFilterYear
dependencies: 1
inputs: point in time
2006
=
function: FilterConcept
dependencies: 2
inputs: medal
function: QueryAttr
dependencies: 3
inputs: official website
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "medal" . ?e <winner> ?e_1 . ?e_1 <pred:name> "Stephen Hawking" .  [ <pred:fact_h> ?e ; <pred:fact_r> <winner> ; <pred:fact_t> ?e_1 ] <point_in_time> ?qpv . ?qpv <pred:year> 2006 . ?e <official_website> ?pv .  }
Answer: https://royalsociety.org/grants-schemes-awards/awards/copley-medal/