Question: What is the official website of Southern University?
Choices: http://www.fcgov.com/
http://www.movies.co.jp/ladykillers
https://www.themichaelpalin.com/
https://www.heathrow.com/
http://www.subr.edu/
http://www.som.com/
http://www.ac-ajaccio.corsica/
http://www.sonypictures.com/movies/thegreenhornet/site/
http://www.historyx.com
http://www.limpbizkit.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Southern University" . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Southern University
function: QueryAttr
dependencies: 0
inputs: official website
Answer: http://www.subr.edu/