MESON Chess Problem Database

Problem Display
PID: 23408 (2K5/8/kpNN4/r7/1Rp5/1pP5/1P6/8 w - - 0 1)

Melvin, Herbert A ('Hamel' or Zaak, HA)

2nd Comm., The Observer, 1960

(First published on Sun Oct 16 1960)

2K5/8/kpNN4/r7/1Rp5/1pP5/1P6/8

#3

6 + 5

17397 Ling Notebooks 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Sb5
        • threat
          • 3.Sc7#
    • 1...Ra2
      • 2.Sb5
        • threat
          • 3.Sc7#
    • 1...Ra3
      • 2.Sb5
        • threat
          • 3.Sc7#
    • 1...Ra4
      • 2.Rxa4#
    • 1...Rb5
      • 2.Se8
        • threat
          • 3.Sc7#
  • Tries
    • 1.Kc7?
      • threat
        • 2.Rxb6#
      • 1...b5
        • 2.Se4
          • threat
            • 3.Sc5#
        • 2.Sb7
          • threat
            • 3.Sc5#
      • 1...Rb5!
    • 1.Kb8?
      • 1...Ra1
        • 2.Sb5
          • threat
            • 3.Sc7#
      • 1...Ra2
        • 2.Sb5
          • threat
            • 3.Sc7#
      • 1...Ra3
        • 2.Sb5
          • threat
            • 3.Sc7#
      • 1...Rb5
        • 2.Se8
          • threat
            • 3.Sc7#
        • 2.Ra4+
          • 2...Ra5
            • 3.Sb4#
      • 1...Rc5
        • 2.Ra4+
          • 2...Ra5
            • 3.Sb4#
      • 1...Rd5
        • 2.Ra4+
          • 2...Ra5
            • 3.Sb4#
      • 1...Re5
        • 2.Ra4+
          • 2...Ra5
            • 3.Sb4#
      • 1...Rf5
        • 2.Ra4+
          • 2...Ra5
            • 3.Sb4#
      • 1...Rg5
        • 2.Ra4+
          • 2...Ra5
            • 3.Sb4#
      • 1...Rh5
        • 2.Ra4+
          • 2...Ra5
            • 3.Sb4#
      • 1...b5!
    • 1.Sb5?
      • threat
        • 2.Sc7#
        • 2.Sb8#
      • 1...Ra1
        • 2.Sc7#
      • 1...Ra2
        • 2.Sc7#
      • 1...Ra3
        • 2.Sc7#
      • 1...Ra4
        • 2.Sc7#
      • 1...Rxb5!
  • Keys
    • 1.Rb5!
      • 1...Rxb5
        • 2.Se8
          • threat
            • 3.Sc7#
      • 1...Ra1
        • 2.Kc7
          • threat
            • 3.Rxb6#
      • 1...Ra2
        • 2.Kc7
          • threat
            • 3.Rxb6#
      • 1...Ra3
        • 2.Kc7
          • threat
            • 3.Rxb6#
      • 1...Ra4
        • 2.Kb8
          • 2...Ra1
            • 3.Sb4#
          • 2...Ra2
            • 3.Sb4#
          • 2...Ra3
            • 3.Sb4#
          • 2...Rb4
            • 3.Sxb4#
          • 2...Ra5
            • 3.Sb4#

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