Question: What is the official website of the television series titled Nashville?
Choices: http://www.cmt.com/shows/nashville
http://decemberists.com/
http://www.guoanclub.com/
http://www.ridgefieldct.org/
http://www.indiana.edu/
http://henrico.us/
http://www.cityofjoliet.info
http://www.epitaph.com
http://www.helsingborg.se
http://www.sugarhillrecords.com/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "television series" . ?e <title> ?pv_1 . ?pv_1 <pred:value> "Nashville" . ?e <official_website> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: title
Nashville
function: FilterConcept
dependencies: 1
inputs: television series
function: QueryAttr
dependencies: 2
inputs: official website
Answer: http://www.cmt.com/shows/nashville