Question: Is the population of the big city whose official name is St. John's less than 810000000?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "big city" . ?e <official_name> ?pv_1 . ?pv_1 <pred:value> "St. John's" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> ?v . FILTER ( ?v < "810000000"^^xsd:double ) .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official name
St. John's
function: FilterConcept
dependencies: 1
inputs: big city
function: QueryAttr
dependencies: 2
inputs: population
function: VerifyNum
dependencies: 3
inputs: 810000000
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