Question: How many literary works have ISBN-13  978-85-7503-449-1?
Choices:
0
1
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9
Answer: 1
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "literary work" . ?e <ISBN-13> ?pv . ?pv <pred:value> "978-85-7503-449-1" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: ISBN-13
978-85-7503-449-1
function: FilterConcept
dependencies: 1
inputs: literary work
function: Count
dependencies: 2