Question: What is the official website of Flagstaff?
Choices: http://www.gg.go.kr
http://www.dunfermline.info/
http://www.johnnycash.com
https://cms.manchester.gov.uk/
http://www.ketteringtownfc.co.uk/
http://www.parkersburg-wv.com
http://www.flagstaff.az.gov/
http://www.regione.lazio.it/
http://www.fcseoul.com
http://manfaat.co.id
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Flagstaff" . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Flagstaff
function: QueryAttr
dependencies: 0
inputs: official website
Answer: http://www.flagstaff.az.gov/