Question: Is Plovdiv under 820000000 square metres in size ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:name> "Plovdiv" . ?e <area> ?pv . ?pv <pred:unit> "square metre" . ?pv <pred:value> ?v . FILTER ( ?v < "820000000"^^xsd:double ) .  }
Program:
function: Find
inputs: Plovdiv
function: QueryAttr
dependencies: 0
inputs: area
function: VerifyNum
dependencies: 1
inputs: 820000000 square metre
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