Question: Is the population of Harrogate not  3000000000 ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:name> "Harrogate" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> ?v . FILTER ( ?v != "3000000000"^^xsd:double ) .  }
Program:
function: Find
inputs: Harrogate
function: QueryAttr
dependencies: 0
inputs: population
function: VerifyNum
dependencies: 1
inputs: 3000000000
!=