Question: What is the Twitter username of the US city whose Dewey Decimal Classification is 2--797772 ?
Choices: RealDeanCain
JamesBlunt
commonwealthsec
CityofSeattle
Greens
DwyaneWade
RealNoth
TheParraEels
Versailles_P_Q
camerondiaz
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <Dewey_Decimal_Classification> ?pv_1 . ?pv_1 <pred:value> "2--797772" . ?e <Twitter_username> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Dewey Decimal Classification
2--797772
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: Twitter username
Answer: CityofSeattle