Checkmate 06-11-2003

Bruno's Chess Problem: 06/11/2003

M.Havel, 2nd Pr., Westminster Gazette, 1920

Mate in 4(***)
chess problem diagram

White to play

Tip:

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

1. Qd6!
  1... c5 2. Qf6 ... 3. Nc3#
     2... b4 3. Ng3+ Kd5 4. Ne3#
     2... Kd5 3. Nc3+ Kc4 4. Qf4#
  1... b4 2. Nd4
     2... c5 3. Qf4+ Kd5 4. Ne3#
     2... b3+ 3. Kc3 ... 4. Qe6#
  1... Kf3 2. Kd3 ... 3. Qg3#
     2... Kf2 3. Ne3 ... 4. Qg3#
     2... Kg4 3. Qg6+ ... 4. Qg3#
     2... Kxg2 3. Qg3+ ... 4.Qg1#
  1... Kf5 2. Nh4+
     2... Kg5 3. Qf4+ Kh5 4. Ng3#
     2... Kg4 3. Qf4+ ... 4.Ng3#
        3... Kh3 4. Ng1#