MESON Chess Problem Database

Problem Display
PID: 13481 (8/P3R3/8/k1N5/8/2N5/8/4K3 w - - 0 1)

Henneberger, Walter

1st Prize, Schweizerische Schachzeitung, 1904

8/P3R3/8/k1N5/8/2N5/8/4K3

#3

5 + 1

1829 The Theory of Pawn Promotion 1912

SOLUTION

  • SOUND
  • Tries
    • 1.Sb3+?
      • 1...Ka6
        • 2.a8Q+
          • 2...Kb6
            • 3.Qb7#
      • 1...Kb6
        • 2.a8R
          • 2...Kc6
            • 3.Ra6#
      • 1...Kb4!
    • 1.S5a4?
      • threat
        • 2.Re4
          • 2...Ka6
            • 3.a8Q#
        • 2.Rb7
          • 2...Ka6
            • 3.a8Q#
      • 1...Ka6
        • 2.a8Q#
        • 2.a8R#
      • 1...Kb4!
    • 1.Sd7?
      • threat
        • 2.Re4
          • 2...Ka6
            • 3.a8Q#
      • 1...Ka6
        • 2.a8Q#
      • 1...Kb4!
    • 1.a8Q+?
      • 1...Kb6
        • 2.S5a4#
      • 1...Kb4!
    • 1.a8R+?
      • 1...Kb6
        • 2.Sb3
          • 2...Kc6
            • 3.Ra6#
        • 2.Sd3
          • 2...Kc6
            • 3.Ra6#
        • 2.S5a4+
          • 2...Kc6
            • 3.Ra6#
        • 2.S5e4
          • 2...Kc6
            • 3.Ra6#
        • 2.Se6
          • 2...Kc6
            • 3.Ra6#
        • 2.Sb7
          • 2...Kc6
            • 3.Ra6#
      • 1...Kb4!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Rb7
          • 2...Ka6
            • 3.a8Q#
      • 1...Ka6
        • 2.a8S
          • 2...Ka5
            • 3.Ra7#
      • 1...Kb6
        • 2.a8R
          • 2...Kc6
            • 3.Ra6#

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