Question: What is the Twitter username of the TV series whose official website is http://www.bbc.co.uk/comedy/theoffice/?
Choices: NGSuperEagles
michaelwsmith
OM_Japanese
TulsaHurricane
BetteMidler
ShenaRingo_Net
Viacom
TheOfficeBBC
PSG_inside
Amtrak
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "television series" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://www.bbc.co.uk/comedy/theoffice/" . ?e <Twitter_username> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.bbc.co.uk/comedy/theoffice/
function: FilterConcept
dependencies: 1
inputs: television series
function: QueryAttr
dependencies: 2
inputs: Twitter username
Answer: TheOfficeBBC