.getOWLDatatypeDefinitionAxiom(
df.getOWLDatatype(IRI
.create("http://www.semanticweb.org/ontologies/dataranges#age")),
integerGE18);
// Add the definition to our ontology
m.addAxiom(o, datatypeDef);
// Dump our ontology
StreamDocumentTarget target = new StreamDocumentTarget(
new ByteArrayOutputStream());
m.saveOntology(o, target);
}