Question: Is CIA the Twitter username of the  Central Intelligence Agency?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "organization" . ?e <official_name> ?pv_1 . ?pv_1 <pred:value> "Central Intelligence Agency" . ?e <Twitter_username> ?pv . ?pv <pred:value> "CIA" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official name
Central Intelligence Agency
function: FilterConcept
dependencies: 1
inputs: organization
function: QueryAttr
dependencies: 2
inputs: Twitter username
function: VerifyStr
dependencies: 3
inputs: CIA
Answer: yes