Question: What is the official website of the visual artwork that has The Rolling Stones as a performer?
Choices:
http://www.shenhuafc.com.cn/
http://www.theyoungandtherestless.com
http://www.vejle-boldklub.dk
http://www.epicgames.com/
http://www.john-5.com/
https://www.udlaspalmas.es/
https://uwaterloo.ca/
http://www.shinealightmovie.com/
http://www.natkingcole.com/
http://www.sc-bastia.corsica/
Answer: http://www.shinealightmovie.com/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <performer> ?e_1 . ?e_1 <pred:name> "The Rolling Stones" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: The Rolling Stones
function: Relate
dependencies: 0
inputs: performer
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttr
dependencies: 2
inputs: official website