MESON Chess Problem Database

Problem Display
PID: 233657 (1k6/1N3p2/1K6/8/8/7B/8/8 w - - 0 1)

Hanni, Otto

Schweizerische Arbeiter Schachzeitung, 1941

1k6/1N3p2/1K6/8/8/7B/8/8

#4

3 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Bd7!
      • threat
        • 2.Sc5
          • threat
            • 3.Sa6+
              • 3...Ka8
                • 4.Bc6#
          • 2...Ka8
            • 3.Sa6
              • threat
                • 4.Bc6#
      • 1...Ka8
        • 2.Sc5
          • threat
            • 3.Sa6
              • threat
                • 4.Bc6#
          • 2...Kb8
            • 3.Sa6+
              • 3...Ka8
                • 4.Bc6#
          • 2...f5
            • 3.Sa6
              • 3...f4
                • 4.Bc6#
          • 2...f6
            • 3.Sa6
              • 3...f5
                • 4.Bc6#
      • 1...f5
        • 2.Sc5
          • threat
            • 3.Sa6+
              • 3...Ka8
                • 4.Bc6#
          • 2...Ka8
            • 3.Sa6
              • 3...f4
                • 4.Bc6#
      • 1...f6
        • 2.Sc5
          • threat
            • 3.Sa6+
              • 3...Ka8
                • 4.Bc6#
          • 2...Ka8
            • 3.Sa6
              • 3...f5
                • 4.Bc6#

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