Mat 27/04/2002

Bruno's Chess Problem: 27/04/2002

N.G.G.Van Dijk, N.G.G.Van Dijk, 1st Pr, American Chess Bulletin 1958, 1958

Mat en 3(****)
chess problem diagram

Les blancs jouent

Astuce :

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

1. Nf1!
  1... Nxe7 2. dxe8=Q ... 3. Qxe7#
  1... h3 2. Qc3+ Kf4 3. Qg3#
  1... Bf3 2. gxf3 ... 3. f4#

  1... Bc2 (or Bb3, Ba4) 2. Nxd2 ... 3. Nf3#
     2... Bd1 3. Nxc4#
     2... Bxe4 3. Qxe4#

  1... Bg4 2. dxc8=Q ... 3. Nd7#
     2... Bxf5 3. Qxf5#
  1... d5 2. d8=Q ... 3. Nd7#
     2... Nxe7 3. Qxe7#
     2... dxe4 3. Qxe4#
     2... Ba4 3. Qxd5#
  1... c3 2. dxc8=Q ... 3. Nd7#
     2... Ba4 3. Qxc3#

  1... Na7 (or Rg7) 2. dxe8=N ... 3. Nd7#
     2... Ba4 3. Bxd6#
  1... Nc7 2. dxc8=N ... 3. Nd7#
     2... Ba4 3. Bxd6#

  1... Ng7 (or Bg7, Rh6, Rh5) 2. d8=N ... 3. Nd7#
     2... Ba4 3. Nxf7#