Checkmate 04-05-2002

Bruno's Chess Problem: 04/05/2002

E.A.Brunner, Schweizerische Schachztg, 1950

Mate in 4(***)
chess problem diagram

White to play

Tip:

Level : * (very easy) to ****** (very hard)

1. Ra3!
  1... a6 2. Ra1 ... 3. Rb1 ... 4. Rb6#
        3... Re8 (or Rd8, Rc8, Rf7) 4. Qf7#
        3... Ne7 4. Qxe7#
        3... Rg6 4. Rxg6#
        3... exf4 (or e4) 4. Qb2#
  1... gxh3 2. Rxh3 ... 3. a6 ... 4.Qf7#
        3... Ne7 4. Qxe7#
        3... Rg6 (or Rh7, Rh8) 4. Rg6#
        3... exf4 (or Re4) 4. Qb2#
  1... g3 2. fxg3
     2... a6 3. gxh4
        3... Ne7 4. Qxe7#
        3... Rh7 (or Rh8) 4. Rg6#
        3... exf4 (or e4) 4. Qb2#
     2... hxg3 3. Raxg3 ... 4. Qa6#
        3... Ne7 4. Qxe7#
        3... exf4 (or e4) 4. Qb2#