a3.setPhotographerId(3);
AlbumUni_M_1_1_M b = new AlbumUni_M_1_1_M();
b.setAlbumId("b");
PhotoUni_M_1_1_M c1 = new PhotoUni_M_1_1_M();
c1.setPhotoId("c1");
PhotoUni_M_1_1_M c2 = new PhotoUni_M_1_1_M();
c2.setPhotoId("c2");
PhotoUni_M_1_1_M c3 = new PhotoUni_M_1_1_M();
c3.setPhotoId("c3");
b.addPhoto(c1);
b.addPhoto(c2);
b.addPhoto(c3);
a1.setAlbum(b);