MESON Chess Problem Database

Problem Display
PID: 133256 (8/8/8/8/3N4/p1K3b1/k7/5R2 w - - 0 1)

Auhagen, Ulrich Otto Ferdinand

Schach-Report/Deutsche Schachblatter, 1991

8/8/8/8/3N4/p1K3b1/k7/5R2

#4

3 + 3

SOLUTION

  • SOUND
  • Keys
    • 1.Sb3!
      • threat
        • 2.Ra1#
      • 1...Be1+
        • 2.Kc2
          • 2...Bc3
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#
      • 1...Be5+
        • 2.Kc2
          • threat
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#
          • 2...Bb2
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#
            • 3.Rb1
              • 3...Ba1
                • 4.Sc1#
                • 4.Rxa1#
              • 3...Bc1
                • 4.Sxc1#
                • 4.Ra1#
              • 3...Bc3
                • 4.Sc1#
              • 3...Bd4
                • 4.Sc1#
              • 3...Be5
                • 4.Sc1#
              • 3...Bf6
                • 4.Sc1#
              • 3...Bg7
                • 4.Sc1#
              • 3...Bh8
                • 4.Sc1#
          • 2...Bc3
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#
          • 2...Bd4
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#
          • 2...Bf6
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#
          • 2...Bg7
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#
          • 2...Bh8
            • 3.Ra1+
              • 3...Bxa1
                • 4.Sc1#

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