Question: Is the area of Asheville not equal to 850 square km ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:name> "Asheville" . ?e <area> ?pv . ?pv <pred:unit> "square kilometre" . ?pv <pred:value> ?v . FILTER ( ?v != "850"^^xsd:double ) .  }
Program:
function: Find
inputs: Asheville
function: QueryAttr
dependencies: 0
inputs: area
function: VerifyNum
dependencies: 1
inputs: 850 square kilometre
!=