MESON Chess Problem Database

Problem Display
PID: 25455 (K2Q1n2/1B1n1qN1/p4P2/r4p2/r2k1PP1/1pR2pP1/1P6/N5bb w - - 0 1)

Rudenko, Valentin Fedorovich

1st Prize, British Chess Magazine, 1975

K2Q1n2/1B1n1qN1/p4P2/r4p2/r2k1PP1/1pR2pP1/1P6/N5bb

#5

11 + 12

SOLUTION

  • SOUND
  • Keys
    • 1.Qc7!
      • threat
        • 2.Qd6+
          • 2...Qd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#
          • 2...Rd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#
      • 1...fxg4
        • 2.Qd6+
          • 2...Qd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sf5#
          • 2...Rd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sf5#
      • 1...Qd5
        • 2.Sxf5+
          • 2...Ke4
            • 3.Qc4+
              • 3...Rxc4
                • 4.Sd6+
                  • 4...Kd4
                    • 5.Sxb3#
        • 2.Qe5+
          • 2...Sxe5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#
      • 1...Rd5
        • 2.Sxb3+
          • 2...Ke4
            • 3.Qe5+
              • 3...Sxe5
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#
      • 1...Qg8
        • 2.Qd6+
          • 2...Qd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#
          • 2...Rd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#
      • 1...Rb5
        • 2.Qd6+
          • 2...Qd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#
          • 2...Rd5
            • 3.Sxb3+
              • 3...Ke4
                • 4.Sd2+
                  • 4...Kd4
                    • 5.Sxf5#

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