Owl By Example

owl_by_example.xml

<!-- Class / Concept -->
<owl:Class rdf:ID="a_subclass">
    <rdfs:label rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Subsclass of a class</rdfs:label>
    <rdfs:subClassOf>
      <owl:Class rdf:ID="a_class"/>
    </rdfs:subClassOf>
</owl:Class>

<!-- Simple Instance -->
<Route rdf:ID="Route_1">
</Route>

<!-- Instance with a Reference to Another Instance -->
<Country rdf:ID="Thailand">
  <isRoutetStartingCountry rdf:resource="#Route_1"/>
  <rdfs:label rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Thailand</rdfs:label>
</Country>

<!-- Instance in an Instance -->
<Route rdf:ID="Route_1">
  <hasRouteStartingCountry>
    <Country rdf:ID="Thailand">
      <isRoutetStartingCountry rdf:resource="#Route_1"/>
      <rdfs:label rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Thailand</rdfs:label>
    </Country>
  </hasRouteStartingCountry>
</Route>

<!-- 
Reference: http://www.w3schools.com/rdf/rdf_reference.asp
-->