MESON Chess Problem Database

Problem Display
PID: 248024 (R2b4/5p2/1P3P2/8/1N6/3N1Kp1/p1Pp2P1/3k4 w - - 0 1)

Sommer, Bruno Oswald

3rd Prize, Die Welt, 1959

R2b4/5p2/1P3P2/8/1N6/3N1Kp1/p1Pp2P1/3k4

#4

8 + 6

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Ra5!
      • threat
        • 2.Rh5
          • threat
            • 3.Rh1#
          • 2...Bxb6
            • 3.Rh1+
              • 3...Bg1
                • 4.Rxg1#
      • 1...Bxb6
        • 2.Rxa2
          • threat
            • 3.Ra1#
          • 2...Bd4
            • 3.Sd5
              • 3...Bxf6
                • 4.Se3#
              • 3...Bb2
                • 4.Se3#
              • 3...Ba1
                • 4.Se3#
              • 3...Bg1
                • 4.Sc3#
              • 3...Bf2
                • 4.Sc3#
              • 3...Bc3
                • 4.Sxc3#
                • 4.Se3#
              • 3...Be3
                • 4.Sc3#
                • 4.Sxe3#
              • 3...Bc5
                • 4.Sc3#
              • 3...Be5
                • 4.Se3#
              • 3...Bb6
                • 4.Sc3#
              • 3...Ba7
                • 4.Sc3#
      • 1...Bxf6
        • 2.Rh5
          • threat
            • 3.Rh1#
          • 2...Bd4
            • 3.Rh1+
              • 3...Bg1
                • 4.Rxg1#
          • 2...Bh4
            • 3.Rxh4
              • threat
                • 4.Rh1#
      • 1...Be7
        • 2.fxe7
          • threat
            • 3.Rxa2
              • threat
                • 4.Ra1#
            • 3.e8Q
              • threat
                • 4.Qe2#
            • 3.Rh5
              • threat
                • 4.Rh1#

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