<?xml version="1.0"?>

<rdf:RDF

xmlns="http://www.owl-ontologies.com/generations.owl#"

xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"

xmlns:xsd="http://www.w3.org/2001/XMLSchema#"

xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"

xmlns:owl="http://www.w3.org/2002/07/owl#"

xml:base="http://www.owl-ontologies.com/generations.owl">

<owl:Ontology rdf:about="">

<owl:versionInfo rdf:datatype="http://www.w3.org/2001/XMLSchema#string"

>An example ontology created by Matthew Horridge</owl:versionInfo>

</owl:Ontology>

<owl:Class rdf:ID="Parent">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:ID="Person"/>

<owl:Restriction>

<owl:someValuesFrom rdf:resource="#Person"/>

<owl:onProperty>

<owl:ObjectProperty rdf:ID="hasChild"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="GrandFather">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

<owl:someValuesFrom>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:someValuesFrom rdf:resource="#Person"/>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:someValuesFrom>

</owl:Restriction>

<owl:Restriction>

<owl:onProperty>

<owl:FunctionalProperty rdf:ID="hasSex"/>

</owl:onProperty>

<owl:hasValue>

<Sex rdf:ID="MaleSex"/>

</owl:hasValue>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="GrandParent">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

<owl:someValuesFrom>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

<owl:someValuesFrom rdf:resource="#Person"/>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:someValuesFrom>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="GrandMother">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

<owl:someValuesFrom>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:someValuesFrom rdf:resource="#Person"/>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:someValuesFrom>

</owl:Restriction>

<owl:Restriction>

<owl:hasValue>

<Sex rdf:ID="FemaleSex"/>

</owl:hasValue>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Son">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:ObjectProperty rdf:ID="hasParent"/>

</owl:onProperty>

<owl:someValuesFrom rdf:resource="#Person"/>

</owl:Restriction>

<owl:Restriction>

<owl:hasValue rdf:resource="#MaleSex"/>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Father">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

<owl:hasValue rdf:resource="#MaleSex"/>

</owl:Restriction>

<owl:Restriction>

<owl:someValuesFrom rdf:resource="#Person"/>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Man">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

<owl:hasValue rdf:resource="#MaleSex"/>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Woman">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

<owl:hasValue rdf:resource="#FemaleSex"/>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Sister">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:someValuesFrom rdf:resource="#Person"/>

<owl:onProperty>

<owl:SymmetricProperty rdf:ID="hasSibling"/>

</owl:onProperty>

</owl:Restriction>

<owl:Restriction>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

<owl:hasValue rdf:resource="#FemaleSex"/>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Sibling">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:someValuesFrom rdf:resource="#Person"/>

<owl:onProperty>

<owl:SymmetricProperty rdf:about="#hasSibling"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="OffSpring">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:someValuesFrom rdf:resource="#Person"/>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasParent"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Sex">

<owl:equivalentClass>

<owl:Class>

<owl:oneOf rdf:parseType="Collection">

<Sex rdf:about="#MaleSex"/>

<Sex rdf:about="#FemaleSex"/>

</owl:oneOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Female">

<owl:equivalentClass>

<owl:Restriction>

<owl:hasValue rdf:resource="#FemaleSex"/>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

</owl:Restriction>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Brother">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Restriction>

<owl:onProperty>

<owl:SymmetricProperty rdf:about="#hasSibling"/>

</owl:onProperty>

<owl:someValuesFrom rdf:resource="#Person"/>

</owl:Restriction>

<owl:Restriction>

<owl:hasValue rdf:resource="#MaleSex"/>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Mother">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Class rdf:about="#Person"/>

<owl:Restriction>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:onProperty>

<owl:someValuesFrom rdf:resource="#Person"/>

</owl:Restriction>

<owl:Restriction>

<owl:hasValue rdf:resource="#FemaleSex"/>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

</owl:Restriction>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Male">

<owl:equivalentClass>

<owl:Restriction>

<owl:hasValue rdf:resource="#MaleSex"/>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

</owl:Restriction>

</owl:equivalentClass>

</owl:Class>

<owl:Class rdf:ID="Daughter">

<owl:equivalentClass>

<owl:Class>

<owl:intersectionOf rdf:parseType="Collection">

<owl:Restriction>

<owl:onProperty>

<owl:ObjectProperty rdf:about="#hasParent"/>

</owl:onProperty>

<owl:someValuesFrom rdf:resource="#Person"/>

</owl:Restriction>

<owl:Restriction>

<owl:onProperty>

<owl:FunctionalProperty rdf:about="#hasSex"/>

</owl:onProperty>

<owl:hasValue rdf:resource="#FemaleSex"/>

</owl:Restriction>

<owl:Class rdf:about="#Person"/>

</owl:intersectionOf>

</owl:Class>

</owl:equivalentClass>

</owl:Class>

<owl:ObjectProperty rdf:about="#hasParent">

<owl:inverseOf>

<owl:ObjectProperty rdf:about="#hasChild"/>

</owl:inverseOf>

</owl:ObjectProperty>

<owl:ObjectProperty rdf:about="#hasChild">

<owl:inverseOf rdf:resource="#hasParent"/>

</owl:ObjectProperty>

<owl:SymmetricProperty rdf:about="#hasSibling">

<rdf:type rdf:resource="http://www.w3.org/2002/07/owl#ObjectProperty"/>

</owl:SymmetricProperty>

<owl:FunctionalProperty rdf:about="#hasSex">

<rdfs:range rdf:resource="#Sex"/>

<rdf:type rdf:resource="http://www.w3.org/2002/07/owl#ObjectProperty"/>

</owl:FunctionalProperty>

<Person rdf:ID="Matthew">

<owl:sameAs>

<Person rdf:ID="Matt">

<hasParent>

<Person rdf:ID="Peter">

<hasSex rdf:resource="#MaleSex"/>

<hasChild rdf:resource="#Matt"/>

<hasParent>

<Person rdf:ID="William">

<hasSex rdf:resource="#MaleSex"/>

<hasChild rdf:resource="#Peter"/>

</Person>

</hasParent>

</Person>

</hasParent>

<hasSex rdf:resource="#MaleSex"/>

<hasSibling>

<Person rdf:ID="Gemma">

<hasSex rdf:resource="#FemaleSex"/>

</Person>

</hasSibling>

<owl:sameAs rdf:resource="#Matthew"/>

</Person>

</owl:sameAs>

</Person>

</rdf:RDF>