Question: What number of Maryland counties are within the metro area which includes Warren County (population 39083) in part?
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Answer: 4
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Maryland" . ?e_1 <has_part> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "metropolitan area" . ?e_1 <has_part> ?e_2 . ?e_2 <pred:name> "Warren County" . ?e_2 <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "39083"^^xsd:double .   }
Program:
function: Find
inputs: Warren County
function: FilterNum
dependencies: 0
inputs: population
39083
=
function: Relate
dependencies: 1
inputs: has part
backward
function: FilterConcept
dependencies: 2
inputs: metropolitan area
function: Relate
dependencies: 3
inputs: has part
forward
function: FilterConcept
dependencies: 4
inputs: county of Maryland
function: Count
dependencies: 5