MESON Chess Problem Database

Problem Display
PID: 129207 (8/1K1p2n1/3Pp3/Q1NkPp2/2p2B2/2P4n/P1pP1P1b/5b1q w - - 0 1)

Rudenko, Valentin Fedorovich

Komandnoe pervenstvo Ukrainy, 1998

8/1K1p2n1/3Pp3/Q1NkPp2/2p2B2/2P4n/P1pP1P1b/5b1q

#4

10 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Kc8!
      • threat
        • 2.Qa8+
          • 2...Kxc5
            • 3.Be3+
              • 3...Kb5
                • 4.a4#
      • 1...Bxf4
        • 2.d3
          • threat
            • 3.Sb3+
              • 3...Kc6
                • 4.Sd4#
                • 4.Qc5#
            • 3.Sa4+
              • 3...Kc6
                • 4.Qc5#
            • 3.Se4+
              • 3...Kc6
                • 4.Qc5#
            • 3.Sa6+
              • 3...Kc6
                • 4.Sb4#
                • 4.Sb8#
                • 4.Qc5#
            • 3.Sb7+
              • 3...Kc6
                • 4.Sd8#
                • 4.Qc5#
            • 3.Sxd7+
              • 3...Kc6
                • 4.Sb8#
                • 4.Qc5#
          • 2...Kc6
            • 3.Sxd7
              • threat
                • 4.Sb8#
                • 4.Qc5#
            • 3.Sa6
              • threat
                • 4.Sb4#
                • 4.Sb8#
                • 4.Qc5#
            • 3.Sb7
              • threat
                • 4.Sd8#
                • 4.Qc5#
          • 2...Bxd3
            • 3.Sxd7+
              • 3...Ke4
                • 4.Qa8#
              • 3...Kc6
                • 4.Sb8#
                • 4.Qc5#
          • 2...cxd3
            • 3.Sxd7+
              • 3...Kc4
                • 4.Sb6#
                • 4.Qc5#
              • 3...Ke4
                • 4.Qa8#
              • 3...Kc6
                • 4.Sb8#
                • 4.Qc5#
          • 2...Be3
            • 3.Sa6+
              • 3...Kc6
                • 4.Sb4#
                • 4.Sb8#
              • 3...Bc5
                • 4.Qxc5#
            • 3.Sb7+
              • 3...Kc6
                • 4.Sd8#
              • 3...Bc5
                • 4.Qxc5#
            • 3.Sxd7+
              • 3...Kc6
                • 4.Sb8#
              • 3...Bc5
                • 4.Qxc5#
                • 4.Qa8#
      • 1...Sxf4
        • 2.d4
          • threat
            • 3.Qa8#
          • 2...Kc6
            • 3.Qc7+
              • 3...Kb5
                • 4.a4#
              • 3...Kd5
                • 4.Qb7#
            • 3.Qa4+
              • 3...Kd5
                • 4.Qa8#
              • 3...Kb6
                • 4.Sxd7#
                • 4.Qa6#
            • 3.Qa6+
              • 3...Kd5
                • 4.Qb7#
                • 4.Qa8#
            • 3.Qa8+
              • 3...Kb5
                • 4.Qa6#
              • 3...Kb6
                • 4.Qa6#
            • 3.Sxd7
              • threat
                • 4.Sb8#
                • 4.Qc5#
            • 3.Sa6
              • threat
                • 4.Sb4#
                • 4.Sb8#
                • 4.Qc5#
            • 3.Sb7
              • threat
                • 4.Sd8#
                • 4.Qc5#
            • 3.Qb4
              • threat
                • 4.Qb7#
              • 3...Kd5
                • 4.Qb7#
            • 3.Qa7
              • threat
                • 4.Qb7#
              • 3...Kb5
                • 4.Qa6#
              • 3...Kd5
                • 4.Qb7#
                • 4.Qa8#
          • 2...cxd4 ep
            • 3.Sb3+
              • 3...Kc4
                • 4.Sd2#
                • 4.Qc5#
              • 3...Ke4
                • 4.Sd2#
              • 3...Kc6
                • 4.Sd4#
                • 4.Qc5#
      • 1...Qf3
        • 2.Sd3+
          • 2...Ke4
            • 3.Qa8+
              • 3...Kxd3
                • 4.Qxf3#

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