MESON Chess Problem Database

Problem Display
PID: 140966 (1b6/8/k1K5/8/8/8/2N1R3/8 w - - 0 1)

Poisson, Christian

4th Prize, Ryan-55 JT (Maroc Echecs), 2011

1b6/8/k1K5/8/8/8/2N1R3/8

#5

3 + 2

SOLUTION

  • SOUND
  • Keys
    • 1.Sa1!
      • threat
        • 2.Ra2#
      • 1...Ka5
        • 2.Re4
          • threat
            • 3.Sb3+
              • 3...Ka6
                • 4.Ra4#
          • 2...Bc7
            • 3.Sb3+
              • 3...Ka6
                • 4.Ra4+
                  • 4...Ba5
                    • 5.Rxa5#
      • 1...Bc7
        • 2.Sb3
          • threat
            • 3.Ra2+
              • 3...Ba5
                • 4.Rxa5#
          • 2...Ka7
            • 3.Kxc7
              • threat
                • 4.Ra2#
              • 3...Ka6
                • 4.Re5
                  • 4...Ka7
                    • 5.Ra5#
          • 2...Ba5
            • 3.Sxa5
              • 3...Kxa5
                • 4.Re4
                  • 4...Ka6
                    • 5.Ra4#
              • 3...Ka7
                • 4.Re8
                  • 4...Ka6
                    • 5.Ra8#

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