C [auth A] D [auth A] DA [auth B] E [auth A] F [auth A]
C [auth A], D [auth A], DA [auth B], E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], J [auth A], K [auth A], L [auth A], R [auth A], S [auth B], T [auth B], U [auth B], V [auth B], W [auth B], X [auth B], Y [auth B]