MESON Chess Problem Database

Problem Display
PID: 161139 (7b/2rp4/5p2/1Rp2p2/k1p5/8/K6n/1R6 w - - 0 1)

Cumpe, Josef

Natal Mercury, 1924

(First published on Fri Sep 26 1924)

7b/2rp4/5p2/1Rp2p2/k1p5/8/K6n/1R6

#3

3 + 9

14986 White-Hume Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Rb7
      • 2.Rxb7
        • threat
          • 3.Ra7#
        • 2...Ka5
          • 3.Ra7#
    • 1...c3
      • 2.R5b3
        • threat
          • 3.Ra3#
        • 2...Ka5
          • 3.Ra3#
  • Tries
    • 1.R5b3?
      • threat
        • 2.Ra3#
      • 1...Ka5
        • 2.Ra3#
      • 1...cxb3+!
    • 1.Rb8?
      • threat
        • 2.Ra8+
          • 2...Ra7
            • 3.Rxa7#
      • 1...Ka5
        • 2.Ra8+
          • 2...Ra7
            • 3.Rxa7#
      • 1...Rc6
        • 2.Ra8+
          • 2...Ra6
            • 3.Rxa6#
      • 1...Rb7
        • 2.R1xb7
          • threat
            • 3.Ra7#
            • 3.Ra8#
          • 2...Ka5
            • 3.Ra7#
            • 3.Ra8#
        • 2.R8xb7
          • threat
            • 3.Ra7#
          • 2...Ka5
            • 3.Ra7#
        • 2.Ra8+
          • 2...Ra7
            • 3.Rxa7#
      • 1...Rc8
        • 2.Rxc8
          • threat
            • 3.Ra8#
          • 2...Ka5
            • 3.Ra8#
      • 1...Ra7!
  • Keys
    • 1.R5b2!
      • threat
        • 2.Ka1
          • threat
            • 3.Ra2#
          • 2...Ka3
            • 3.Ra2#
          • 2...Ka5
            • 3.Ra2#
        • 2.Ra1
          • threat
            • 3.Kb1#
          • 2...Ka5
            • 3.Kb1#
      • 1...Ka5
        • 2.Ka1
          • threat
            • 3.Ra2#
          • 2...Ka4
            • 3.Ra2#
          • 2...Ka6
            • 3.Ra2#
        • 2.Ra1
          • threat
            • 3.Kb1#
          • 2...Ka4
            • 3.Kb1#
          • 2...Ka6
            • 3.Kb1#
      • 1...Rb7
        • 2.Rxb7
          • threat
            • 3.Ra7#
          • 2...Ka5
            • 3.Ra7#
      • 1...Sf1
        • 2.Ka1
          • threat
            • 3.Ra2#
          • 2...Ka3
            • 3.Ra2#
          • 2...Ka5
            • 3.Ra2#
      • 1...Sf3
        • 2.Ka1
          • threat
            • 3.Ra2#
          • 2...Ka3
            • 3.Ra2#
          • 2...Ka5
            • 3.Ra2#
      • 1...c3
        • 2.Rb3
          • threat
            • 3.Ra3#
          • 2...Ka5
            • 3.Ra3#
      • 1...f4
        • 2.Ra1
          • threat
            • 3.Kb1#
          • 2...Ka5
            • 3.Kb1#

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