OWL Grammars

กก

    Every ontology starts with the class "Thing", it's pre-defined. Every user defined classes are subsets of "Thing"

    Define root classes : (They will automatically be treated as subclasses of "Thing")

    <owl:Class rdf:ID="Winery"/>
    <owl:Class rdf:ID="Region"/>
    <owl:Class rdf:ID="ConsumableThing"/>
กก

    Define sub classes :

    <owl:Class rdf:ID="PotableLiquid">
      <rdfs:subClassOf rdf:resource="#ConsumableThing" />
      ...
    </owl:Class>
กก