Question: Is Isfahan 20,000 square miles in size ?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Isfahan" . ?e <area> ?pv . ?pv <pred:unit> "square mile" . ?pv <pred:value> "20000"^^xsd:double .  }
Program:
function: Find
inputs: Isfahan
function: QueryAttr
dependencies: 0
inputs: area
function: VerifyNum
dependencies: 1
inputs: 20000 square mile
=
Answer: no