MESON Chess Problem Database

Problem Display
PID: 251468 (3K4/8/2Nk4/1R2p3/4B3/8/8/8 w - - 0 1)

Johner, Hans

Neue Zurcher Zeitung, 1963

3K4/8/2Nk4/1R2p3/4B3/8/8/8

#4

4 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Ke8!
      • threat
        • 2.Sb4
          • threat
            • 3.Sa6
              • 3...Ke6
                • 4.Rb6#
          • 2...Kc7
            • 3.Sa6+
              • 3...Kd6
                • 4.Rb6#
              • 3...Kc8
                • 4.Bf5#
                • 4.Bb7#
                • 4.Rc5#
                • 4.Rb8#
        • 2.Sb8
          • threat
            • 3.Sa6
              • 3...Ke6
                • 4.Rb6#
          • 2...Kc7
            • 3.Sa6+
              • 3...Kd6
                • 4.Rb6#
              • 3...Kc8
                • 4.Bf5#
                • 4.Bb7#
                • 4.Rc5#
                • 4.Rb8#
      • 1...Ke6
        • 2.Sd8+
          • 2...Kd6
            • 3.Se6
              • 3...Kxe6
                • 4.Rb6#
          • 2...Kf6
            • 3.Se6
              • 3...Kxe6
                • 4.Rb6#
      • 1...Kc7
        • 2.Ke7
          • 2...Kc8
            • 3.Sa7+
              • 3...Kc7
                • 4.Rb7#

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