Question: Is 1 the trunk prefix of Azerbaijan?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:name> "Azerbaijan" . ?e <trunk_prefix> ?pv . ?pv <pred:value> "1" .  }
Program:
function: Find
inputs: Azerbaijan
function: QueryAttr
dependencies: 0
inputs: trunk prefix
function: VerifyStr
dependencies: 1
inputs: 1