Question: What is the number of census-designated places whose postal codes are 20910–20911?
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Answer: 1
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "census-designated place" . ?e <postal_code> ?pv . ?pv <pred:value> "20910–20911" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: postal code
20910–20911
function: FilterConcept
dependencies: 1
inputs: census-designated place
function: Count
dependencies: 2