19-20 November, U2400, U1900, U1700 sections
1 Qxd7+ Kxd7 2 Rd1+ leads to mate e.g. 2...Kc8 3 Rf8+ Qe8 4 Rxe8+ Bd8 5 R(either)xd8#
1 Qxd7+ Kxd7 2 Rd1+ leads to mate e.g. 2...Kc8 3 Rf8+ Qe8 4 Rxe8+ Bd8 5 R(either)xd8#