MESON Chess Problem Database

Problem Display
PID: 200954 (K7/8/8/8/2R1p3/k7/2R5/8 w - - 0 1)

Sackmann, Franz

Munchner Zeitung, 1923

K7/8/8/8/2R1p3/k7/2R5/8

#4

3 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Rc8!
      • threat
        • 2.R2c7
          • threat
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Ka2
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka1
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
          • 2...Kb2
            • 3.Rb8+
              • 3...Ka1
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
          • 2...Kb3
            • 3.Rb8+
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Ka4
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
          • 2...Kb4
            • 3.Rb8+
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
        • 2.Rb8
          • threat
            • 3.Rc6
              • threat
                • 4.Ra6#
              • 3...Ka2
                • 4.Ra6#
              • 3...Ka4
                • 4.Ra6#
            • 3.Rc7
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
      • 1...Kb3
        • 2.R2c7
          • threat
            • 3.Rb8+
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Ka2
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka1
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
          • 2...Kb2
            • 3.Rb8+
              • 3...Ka1
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
          • 2...Ka3
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Ka4
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
          • 2...Kb4
            • 3.Rb8+
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
      • 1...Ka4
        • 2.R2c7
          • threat
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
          • 2...Ka3
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Kb3
            • 3.Rb8+
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Kb4
            • 3.Rb8+
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
          • 2...Ka5
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka6
                • 4.Ra7#
          • 2...Kb5
            • 3.Rb8+
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
              • 3...Ka6
                • 4.Ra7#
        • 2.Rb8
          • threat
            • 3.Ra2#
          • 2...Ka3
            • 3.Rc6
              • threat
                • 4.Ra6#
              • 3...Ka2
                • 4.Ra6#
              • 3...Ka4
                • 4.Ra6#
            • 3.Rc7
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
      • 1...Kb4
        • 2.Rb8+
          • 2...Ka3
            • 3.Rc6
              • threat
                • 4.Ra6#
              • 3...Ka2
                • 4.Ra6#
              • 3...Ka4
                • 4.Ra6#
            • 3.Rc7
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
        • 2.R2c7
          • threat
            • 3.Rb8+
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
          • 2...Ka3
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Kb3
            • 3.Rb8+
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...Ka4
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka3
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
          • 2...Ka5
            • 3.Rb8
              • threat
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka6
                • 4.Ra7#
          • 2...Kb5
            • 3.Rb8+
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka5
                • 4.Ra7#
              • 3...Ka6
                • 4.Ra7#
      • 1...e3
        • 2.Rb8
          • threat
            • 3.Re2
              • 3...Ka4
                • 4.Ra2#
            • 3.Rc6
              • threat
                • 4.Ra6#
              • 3...Ka2
                • 4.Ra6#
              • 3...Ka4
                • 4.Ra6#
            • 3.Rc7
              • threat
                • 4.Ra7#
              • 3...Ka2
                • 4.Ra7#
              • 3...Ka4
                • 4.Ra7#
          • 2...e2
            • 3.Rxe2
              • 3...Ka4
                • 4.Ra2#

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