else {
if( targetValue == null ) {
throw new OWLRDFXMLParserMalformedNodeException(
"missing owl:targetIndividual or owl:targetValue triple");
}
final OWLDataPropertyExpression assertionProperty = translateDataProperty(assertionPropertyURI);
ax = getDataFactory().getOWLNegativeDataPropertyAssertionAxiom(sourceIndividual,
assertionProperty, targetValue);
}
addAxiom(ax);
getConsumer().addReifiedAxiom(subject, ax);