<?xml version="1.0" encoding="UTF-8"?>
<rdf:RDF xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
	xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" 
	xmlns:owl="http://www.w3.org/2002/07/owl#"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xml:base="http://www.example.org/sample-ontology-2.owl">
	
	<owl:Ontology rdf:ID="AnimalKingdom">
		<rdfs:label>Animal Kingdom</rdfs:label>
		<rdfs:comment>Animal Kingdom Ontology</rdfs:comment>
	</owl:Ontology>
	
	<owl:Class rdf:ID="Animal">
		<rdfs:label>Animal</rdfs:label>
		<rdfs:comment>All animals.</rdfs:comment>
	</owl:Class>
	
	<owl:Class rdf:ID="UnicellularAnimal">
		<rdfs:subClassOf rdf:resource="http://www.example.org/sample-ontology-2.owl#Animal" />
		<rdfs:label>Unicellular Animal</rdfs:label>
		<rdfs:comment>Single-celled animal.</rdfs:comment>
	</owl:Class>
	<owl:Class rdf:ID="MulticellularAnimal">
		<rdfs:subClassOf rdf:resource="http://www.example.org/sample-ontology-2.owl#Animal" />
		<rdfs:label>Multicellular Animal</rdfs:label>
		<rdfs:comment>Multi-celled animal.</rdfs:comment>
	</owl:Class>

	<owl:Class rdf:ID="Protozoa">
		<rdfs:subClassOf rdf:resource="http://www.example.org/sample-ontology-2.owl#UnicellularAnimal" />
		<rdfs:label>Protozoa</rdfs:label>
	</owl:Class>
	<owl:Class rdf:ID="Metazoa">
		<rdfs:subClassOf rdf:resource="http://www.example.org/sample-ontology-2.owl#MulticellularAnimal" />
		<rdfs:label>Metazoa</rdfs:label>
	</owl:Class>

	<owl:Class rdf:ID="Invertebrate">
		<rdfs:subClassOf rdf:resource="http://www.example.org/sample-ontology-2.owl#Metazoa" />
		<rdfs:label>Invertebrate</rdfs:label>
	</owl:Class>
	<owl:Class rdf:ID="Vertebrate">
		<rdfs:subClassOf rdf:resource="http://www.example.org/sample-ontology-2.owl#Metazoa" />
		<rdfs:label>Vertebrate</rdfs:label>
	</owl:Class>
	
</rdf:RDF>
