Question: How many London areas are the capital of Equatorial GuineaÞ
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "area of London" . ?e_1 <capital> ?e . ?e_1 <pred:name> "Equatorial Guinea" .   }
Program:
function: Find
inputs: Equatorial Guinea
function: Relate
dependencies: 0
inputs: capital
forward
function: FilterConcept
dependencies: 1
inputs: area of London
function: Count
dependencies: 2
Answer: 0