//create a resource to identify the statement
URIReference statement = elementFactory.createURIReference(new URI("http://example.org/statement#address"));
//reify the address statement (person, hasAddress, address)
tripleFactory.reifyTriple(addressStatement, statement);
//insert a statement about the original statement
URIReference manager = elementFactory.createURIReference(new URI("http://example.org/managerid#65"));
URIReference hasConfirmed = elementFactory.createURIReference(new URI("http://example.org/terms#hasConfirmed"));
Triple confirmationStatement = tripleFactory.createTriple(manager, hasConfirmed, statement);