Checkmate 11-25-2003

Bruno's Chess Problem: 11/25/2003

K.Nielsen, Norsk Schackbland, 1919

Mate in 4(***)
chess problem diagram

White to play

Tip:

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

1. Bg2! ... 2. Qd1+ Kxc4 3. Bf1+ Ne2 4. Bxe2#
  1... Rxa3 2. Ne5 ... 3. Qf4#
     2... dxe5 3. Qe2 ... 4. Qe4#
     2... Ke3 3. Bc1+ Kd4 4. Nc6#
     2... Kxe5 3. Qf5+ Kd4 4. Qe4#
  1... Nb3 2. Qf5 ... 3. Qe4#
     2... Kxc4 3. Qd5+ Nxd5 4. Bf1#
  1... Nc2 2. Qf4+ Kd3 3. Qe4+ Nxe4 4. Bf1#