MESON Chess Problem Database

Problem Display
PID: 127031 (8/8/1N2R1Kp/2k5/PR4p1/P7/2r3pN/8 w - - 0 1)

Litvinov, Viktor

1st Prize, Schach, 1959

8/8/1N2R1Kp/2k5/PR4p1/P7/2r3pN/8

#5

7 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Kf5!
      • threat
        • 2.Sxg4
          • threat
            • 3.Sd7+
              • 3...Kd5
                • 4.Se3#
                • 4.Sgf6#
          • 2...Rf2+
            • 3.Sxf2
              • threat
                • 4.Sd3#
                • 4.Se4#
                • 4.Rc4#
          • 2...g1Q
            • 3.Sd7+
              • 3...Kd5
                • 4.Sgf6#
          • 2...g1B
            • 3.Sd7+
              • 3...Kd5
                • 4.Sgf6#
          • 2...Rc3
            • 3.Sd7+
              • 3...Kd5
                • 4.Sgf6#
            • 3.Rb5+
              • 3...Kd4
                • 4.Rd5#
                • 4.Rd6#
            • 3.Se3
              • threat
                • 4.Sd7#
              • 3...Rxa3
                • 4.Rc4#
              • 3...Rxe3
                • 4.Rc4#
              • 3...Rc4
                • 4.Rxc4#
              • 3...Rd3
                • 4.Rc4#
      • 1...Rf2+
        • 2.Sf3
          • threat
            • 3.Rc4#
            • 3.Rb5#
          • 2...Rxf3+
            • 3.Kg6
              • threat
                • 4.Rc4#
              • 3...Rf6+
                • 4.Kxf6
                  • threat
                    • 5.Rc4#
                • 4.Rxf6
                  • threat
                    • 5.Rc4#
              • 3...Rc3
                • 4.Rb5+
                  • 4...Kd4
                    • 5.Rd5#
              • 3...Rf4
                • 4.Rxf4
                  • threat
                    • 5.Rc4#
      • 1...g1Q
        • 2.Sd7+
          • 2...Kd5
            • 3.Sf6+
              • 3...Kc5
                • 4.Se4+
                  • 4...Kd5
                    • 5.Rd6#
      • 1...g1R
        • 2.Sd7+
          • 2...Kd5
            • 3.Sf6+
              • 3...Kc5
                • 4.Se4+
                  • 4...Kd5
                    • 5.Rd6#
      • 1...Rc1
        • 2.Sd7+
          • 2...Kd5
            • 3.Sf6+
              • 3...Kc5
                • 4.Se4+
                  • 4...Kd5
                    • 5.Rd6#
      • 1...h5
        • 2.Sd7+
          • 2...Kd5
            • 3.Sf6+
              • 3...Kc5
                • 4.Se4+
                  • 4...Kd5
                    • 5.Rd6#

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