IRI iri = trTagToIRI(tag);
OWLAnnotationProperty ap = fac.getOWLAnnotationProperty(iri);
if (!apToDeclare.contains(ap)) {
apToDeclare.add(ap);
add(fac.getOWLDeclarationAxiom(ap));
Obo2OWLVocabulary vocab = Obo2OWLConstants.getVocabularyObj(tag);
if (vocab != null) {
add(fac.getOWLAnnotationAssertionAxiom(fac.getRDFSLabel(), iri,
trLiteral(vocab.getLabel())));
}
}
return ap;
}