MESON Chess Problem Database

Problem Display
PID: 217989 (k6n/3Np2p/K7/4R1p1/3pP1p1/3p1b2/3p3b/1n1rq2r w - - 0 1)

Rozenfeld, Isai Hillel

Schach, 1985

k6n/3Np2p/K7/4R1p1/3pP1p1/3p1b2/3p3b/1n1rq2r

#5

4 + 15

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Rf5!
      • threat
        • 2.Rf8+
          • 2...Bb8
            • 3.Sb6#
            • 3.Rxb8#
      • 1...Sg6
        • 2.Ra5
          • threat
            • 3.Kb6#
          • 2...Bc7
            • 3.Rb5
              • threat
                • 4.Rb8+
                  • 4...Bxb8
                    • 5.Sb6#
                • 4.Rb7
                  • threat
                    • 5.Ra7#
                  • 4...Bb6
                    • 5.Sxb6#
                    • 5.Rb8#
                  • 4...Bb8
                    • 5.Sb6#
                    • 5.Rxb8#
              • 3...Bh2
                • 4.Rb8+
                  • 4...Bxb8
                    • 5.Sb6#
                • 4.Rb7
                  • threat
                    • 5.Sb6#
                    • 5.Ra7#
              • 3...Bg3
                • 4.Rb8+
                  • 4...Bxb8
                    • 5.Sb6#
                • 4.Rb7
                  • threat
                    • 5.Sb6#
                    • 5.Ra7#
              • 3...Bf4
                • 4.Rb8+
                  • 4...Bxb8
                    • 5.Sb6#
                • 4.Rb7
                  • threat
                    • 5.Sb6#
                    • 5.Ra7#
              • 3...Be5
                • 4.Rb8+
                  • 4...Bxb8
                    • 5.Sb6#
                • 4.Rb7
                  • threat
                    • 5.Sb6#
                    • 5.Ra7#
              • 3...Bb6
                • 4.Kxb6
                  • threat
                    • 5.Ra5#
              • 3...Bd6
                • 4.Rb8+
                  • 4...Bxb8
                    • 5.Sb6#
                • 4.Rb7
                  • threat
                    • 5.Sb6#
                    • 5.Ra7#
                  • 4...Bc5
                    • 5.Rb8#
      • 1...Sf7
        • 2.Rxf7
          • threat
            • 3.Rf8+
              • 3...Bb8
                • 4.Sb6#
                • 4.Rxb8#
          • 2...Rc1
            • 3.Rf8+
              • 3...Rc8
                • 4.Sb6+
                  • 4...Kb8
                    • 5.Rxc8#
                • 4.Rxc8+
                  • 4...Bb8
                    • 5.Sb6#
                    • 5.Rxb8#

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