MESON Chess Problem Database

Problem Display
PID: 90538 (8/n1p5/1pR5/8/8/k1P5/N7/K2B4 w - - 0 1)

Ahlheim, Karl-Heinz

Die Schwalbe, 1961

8/n1p5/1pR5/8/8/k1P5/N7/K2B4

#3

5 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sb5
      • 2.Rc4
        • threat
          • 3.Ra4#
        • 2...Sxc3
          • 3.Rxc3#
    • 1...b5
      • 2.Ra6#
  • Tries
    • 1.Rxb6?
      • threat
        • 2.Ra6#
      • 1...Sc6
        • 2.Rb5
          • 2...Sb4
            • 3.Ra5#
          • 2...Sd4
            • 3.Ra5#
          • 2...Sa5
            • 3.Rxa5#
          • 2...Se5
            • 3.Ra5#
          • 2...Sa7
            • 3.Ra5#
          • 2...Se7
            • 3.Ra5#
          • 2...Sb8
            • 3.Ra5#
          • 2...Sd8
            • 3.Ra5#
        • 2.Ra6+
          • 2...Sa5
            • 3.Rxa5#
      • 1...cxb6!
  • Keys
    • 1.Rxc7!
      • threat
        • 2.Rxa7#
      • 1...Sb5
        • 2.Rc4
          • threat
            • 3.Ra4#
          • 2...Sxc3
            • 3.Rxc3#
      • 1...Sc6
        • 2.Rxc6
          • 2...b5
            • 3.Ra6#
      • 1...Sc8
        • 2.Rxc8
          • 2...b5
            • 3.Ra8#

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