Represents an ontology.
Represents an ontology class.
Represents a datatype property.
Represents a (named) entity in the ontology
Represents an object property.
Represents an ontology property.
Represents an ontology property. There are 2 sub classes of this class: OntologyObjectProperty and OntologyDatatypeProperty.
This is the base class of OntologyClass and Datatype.
Loads the ontology datatypes.
Represents a (named) entity in the ontology
TODO: an entitiy should contain its base uri and prefix.