Question: What are the number of cities with population greater than 770000 and whose heritage designation is UNESCO World Heritage Site ?
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Answer: 2
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> ?v . FILTER ( ?v > "770000"^^xsd:double ) . ?e <heritage_designation> ?e_1 . ?e_1 <pred:name> "UNESCO World Heritage Site" .  }
Program:
function: FindAll
function: FilterNum
dependencies: 0
inputs: population
770000
>
function: FilterConcept
dependencies: 1
inputs: city
function: Find
inputs: UNESCO World Heritage Site
function: Relate
dependencies: 3
inputs: heritage designation
backward
function: FilterConcept
dependencies: 4
inputs: city
function: And
dependencies: 2
5
function: Count
dependencies: 6