Question: Is PA3 the postal code of Winston-Salem?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Winston-Salem" . ?e <postal_code> ?pv . ?pv <pred:value> "PA3" .  }
Program:
function: Find
inputs: Winston-Salem
function: QueryAttr
dependencies: 0
inputs: postal code
function: VerifyStr
dependencies: 1
inputs: PA3
Answer: no