Question: What is Tupac Shakur's official website?
Choices:
https://www.williamsf1.com/
http://www.2pac.com
http://www.patrickstewart.org/
https://www.yorkcityfootballclub.co.uk/
http://www.theclash.com/
http://www.missy-elliott.com
http://www.littlesteven.com
http://www.bramstoker.org
http://www.steveguttenberg.com
http://www.konami.com/officialsites/silenthill/
Program:
function: Find
inputs: Tupac Shakur
function: QueryAttr
dependencies: 0
inputs: official website
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Tupac Shakur" . ?e <official_website> ?pv .  }
Answer: http://www.2pac.com