Checkmate 10-25-2005

Bruno's Chess Problem: 10/25/2005

H.Johner, 1st Pr., Deutsche Schachbund, 1932

Mate in 4(****)
chess problem diagram

White to play

Tip:

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

1. Bd2! ... 2. Nh4#
  1... Qg3+ 2. hxg3 ... 3. Nh4#
     2... Kxg3 3. Bf4+ Kf3 4. Ne5#
        3... Kxh3 4. Bf5#
     2... Kxg3 3. Nf4+ Kf3 4. Ne5#
        3... Kh2 4. Rg2#
        3... Kh4 4. Rg4#
  1... Qf6 2. Bh6 ... 3. Nh4+ Qxh4 4. Ne5#
     2... Qxe6+ 3. dxe6 ... 4. Ne5#
     2... Qf4 3. Bxf4 ... 4. Ne5#
     2... Ne3 3. Ne5+ Qxe5 4. Nh4#
  1... Qh8 2. Bg5 ... 3. Nh4+ Qxh4 4. Ne5#
     2... Ne3 3. Ne5+ Qxe5 4. Nh4#
  1... Ne3 2. Ne5+ Qxe5 3. Nh4+ Kf4 4. Rg4#