Question: What is the official website for an association football club whose Twitter username is ntfc ?
Choices:
http://www.tu4ar.com
http://www.army.gov.au
http://hereafter.warnerbros.com
https://www.berklee.edu
http://bahamasmusic.net/
http://muppets.go.com/main.html
https://www.olympic.org/paris-1900
https://www.ntfc.co.uk/
http://www.shrewsburytowncouncil.gov.uk/
http://www.pacific.edu
Answer: https://www.ntfc.co.uk/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "association football club" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "ntfc" . ?e <official_website> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
ntfc
function: FilterConcept
dependencies: 1
inputs: association football club
function: QueryAttr
dependencies: 2
inputs: official website