annos.add(anno);
OWLClassExpression ce = Class(iri("A"));
OWLObjectProperty p1 = ObjectProperty(iri("p1"));
OWLObjectProperty p2 = ObjectProperty(iri("p2"));
OWLObjectProperty p3 = ObjectProperty(iri("p3"));
OWLHasKeyAxiom ax = HasKey(annos, ce, p1, p2, p3);
Set<OWLAxiom> axs = new HashSet<>();
axs.add(ax);
axs.add(Declaration(ap));
axs.add(Declaration(p1));
axs.add(Declaration(p2));