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+@prefix dc:  <http://purl.org/dc/elements/1.1/> .
+<> dc:title
+  "Primer - Getting into the Semantic Web and RDF using N3" .
+
+@prefix rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix owl:  <http://www.w3.org/2002/07/owl#> .
+
+@prefix : <#> .
+
+:Ingredient a rdfs:Class.
+:Collection a rdfs:Class.
+:Menu a rdfs:Class; rdfs:subClassOf :Collection.
+:Recipe a rdfs:Class.
+:Food a rdfs:Class.
+:StageSequence a rdfs:Class.
+
+:hasAllergens a rdfs:Property.