Mat 15/09/2004

Bruno's Chess Problem: 15/09/2004

L.Knotek, Tyden rozhlasu, 1943

Mat en 5(*****)
chess problem diagram

Les blancs jouent

Astuce :

niveau : * (très facile) à ***** (très difficile)

1. c6! ... 2. c7 ... 3. c8=Q ... 4. Qxb7#
  1... Kxa6 2. c7+
     2... b6 3. c8=Q+ Kb5 4. Rd4 Ka4 5. Qa6#
     2... Kb5 3. Kb3 b6 4. c8=N ... 5. Rxb6#
  1... Kb6 2. cxb7+
     2... Ka7 3. Rc6 Kb8 4. Bd6+ Ka7 5. b8=Q#
     2... Ka7 3. Ba5 Kb8 4. Rd8+ Ka7 5. Ra8#
     2... Kc7 3. Rd8 ... 4. b8=Q+ Kc6 5. Rd6#
        3... Kc6 4. b8=B ... 5. Rd6#
        3... Kxd8 4. b8=Q+ Kd7 5. Qc8#
  1... Kb8 2. Bc5 ... 3. Bb6 ... 4. Rd8#
     2... Kc7 3. Bxb7 Kb8 4. Rd8+ Kc7 5. Rc8#