Checkmate 03-25-2005

Bruno's Chess Problem: 03/25/2005

J.Suvorov, 1st Pr., 64, 1976

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

White to play

Tip:

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

1. Rc6! ... 2. Rc4+ Kd5 3. Rb4+ Kc6 4. d8=N#
  1... Rxc6 2. Qf6 ... 3. Ng5#
     2... Ne6 3. Ng5+ Nxg5 4. Qxc6#
  1... Bxe2 2. Qh5 ... 3. Ng5#
     2... Bc4 3. Qe2+ Bxe2 4. Ng5#
        3... Kd5 4. Qxc4#
     2... Nf3 3. Ng5+ Nxg5 4. Qxe2#
     2... Nxc2 3. Qxe2+ Ne3 4. Qxe3#
  1... Bc5 2. Bxc5 ... 3. Nf2#
     2... Bxe2 3. Nf2+ Kf3 4. Bd5#