Individual b = cls.createIndividual( ns + "b" );
Individual c = cls.createIndividual( ns + "c" );
Individual d = cls.createIndividual( ns + "d" );
Individual e = cls.createIndividual( ns + "e" );
Individual f = cls.createIndividual( ns + "f" );
Individual g = cls.createIndividual( ns + "g" );
OntModelSpec spec = new OntModelSpec( OntModelSpec.OWL_DL_MEM );
// spec.setReasoner( ReasonerRegistry.getDIGReasoner() );
spec.setReasoner( PelletReasonerFactory.theInstance().create() );
model = ModelFactory.createOntologyModel( spec, model );