MESON Chess Problem Database

Problem Display
PID: 209235 (k7/n1K5/8/2p5/B3R3/P7/8/8 w - - 0 1)

Schaffer, Hans

Das Ratsel, 1926

k7/n1K5/8/2p5/B3R3/P7/8/8

#3

4 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sc6
      • 2.Bxc6+
        • 2...Ka7
          • 3.Ra4#
    • 1...Sc8
      • 2.Bc6+
        • 2...Ka7
          • 3.Ra4#
  • Tries
    • 1.Rb4?
      • threat
        • 2.Rb8#
      • 1...Sb5+
        • 2.Rxb5
          • threat
            • 3.Ra5#
          • 2...Ka7
            • 3.Ra5#
      • 1...Sc6
        • 2.Bxc6+
          • 2...Ka7
            • 3.Ra4#
      • 1...Sc8
        • 2.Bc6+
          • 2...Ka7
            • 3.Ra4#
      • 1...cxb4!
    • 1.Re6?
      • threat
        • 2.Ra6
          • 2...c4
            • 3.Bc6#
      • 1...Sb5+
        • 2.Bxb5
          • threat
            • 3.Ra6#
          • 2...Ka7
            • 3.Ra6#
      • 1...Sc8
        • 2.Ra6+
          • 2...Sa7
            • 3.Bc6#
      • 1...c4
        • 2.Ra6
          • 2...c3
            • 3.Bc6#
      • 1...Sc6!
  • Keys
    • 1.Rc4!
      • 1...Sb5+
        • 2.Bxb5
          • 2...Ka7
            • 3.Ra4#
      • 1...Sc6
        • 2.Bxc6+
          • 2...Ka7
            • 3.Ra4#
      • 1...Sc8
        • 2.Bc6+
          • 2...Ka7
            • 3.Ra4#

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