MESON Chess Problem Database

Problem Display
PID: 285219 (8/3B4/4R3/3k4/N7/8/4K3/8 w - - 0 1)

Vlasenko, Nikolai Fillipovich

Zadachi i Etyudi, 2005

8/3B4/4R3/3k4/N7/8/4K3/8

#5

4 + 1

6490 yacpdb 2026

SOLUTION

  • SOUND
  • Keys
    • 1.Sb2!
      • threat
        • 2.Kd3
          • 2...Kc5
            • 3.Kc3
              • 3...Kd5
                • 4.Sc4
                  • 4...Kc5
                    • 5.Re5#
            • 3.Sc4
              • threat
                • 4.Kc3
                  • 4...Kd5
                    • 5.Re5#
                • 4.Rb6
                  • 4...Kd5
                    • 5.Rb5#
              • 3...Kb4
                • 4.Rb6+
                  • 4...Kc5
                    • 5.Rb5#
      • 1...Kd4
        • 2.Kd2
          • 2...Kc5
            • 3.Kc3
              • 3...Kd5
                • 4.Sc4
                  • 4...Kc5
                    • 5.Re5#
          • 2...Kd5
            • 3.Kc3
              • 3...Kc5
                • 4.Sc4
                  • 4...Kd5
                    • 5.Re5#
      • 1...Kc5
        • 2.Kd3
          • threat
            • 3.Kc3
              • 3...Kd5
                • 4.Sc4
                  • 4...Kc5
                    • 5.Re5#
            • 3.Sc4
              • threat
                • 4.Kc3
                  • 4...Kd5
                    • 5.Re5#
                • 4.Rb6
                  • 4...Kd5
                    • 5.Rb5#
              • 3...Kb4
                • 4.Rb6+
                  • 4...Kc5
                    • 5.Rb5#
          • 2...Kb4
            • 3.Rb6+
              • 3...Ka3
                • 4.Kc2
                  • 4...Ka2
                    • 5.Ra6#
              • 3...Kc5
                • 4.Sc4
                  • 4...Kd5
                    • 5.Rb5#
          • 2...Kd5
            • 3.Kc3
              • 3...Kc5
                • 4.Sc4
                  • 4...Kd5
                    • 5.Re5#
            • 3.Sc4
              • 3...Kc5
                • 4.Kc3
                  • 4...Kd5
                    • 5.Re5#
                • 4.Rb6
                  • 4...Kd5
                    • 5.Rb5#

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