MESON Chess Problem Database

Problem Display
PID: 229969 (kB6/P4n2/2K5/2N5/8/8/8/8 w - - 0 1)

Nemo, Ottmar (Weiss, Ottmar)

Die Schwalbe, 1933

kB6/P4n2/2K5/2N5/8/8/8/8

#4

4 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sa4!
      • threat
        • 2.Sb6#
      • 1...Se5+
        • 2.Kb6
          • 2...Sc4+
            • 3.Ka6
              • 3...Sb2
                • 4.Sb6#
              • 3...Sd2
                • 4.Sb6#
              • 3...Sa3
                • 4.Sb6#
              • 3...Se3
                • 4.Sb6#
              • 3...Sa5
                • 4.Sb6#
              • 3...Se5
                • 4.Sb6#
              • 3...Sb6
                • 4.Sxb6#
              • 3...Sd6
                • 4.Sb6#
            • 3.Kc7
              • 3...Sb2
                • 4.Sb6#
              • 3...Sd2
                • 4.Sb6#
              • 3...Sa3
                • 4.Sb6#
              • 3...Se3
                • 4.Sb6#
              • 3...Sa5
                • 4.Sb6#
              • 3...Se5
                • 4.Sb6#
              • 3...Sb6
                • 4.Sxb6#
              • 3...Sd6
                • 4.Sb6#
          • 2...Sd7+
            • 3.Kc7
              • 3...Sxb8
                • 4.axb8Q#
              • 3...Sc5
                • 4.Sb6#
              • 3...Se5
                • 4.Sb6#
              • 3...Sb6
                • 4.Sxb6#
              • 3...Sf6
                • 4.Sb6#
              • 3...Sf8
                • 4.Sb6#
          • 2...Sd3
            • 3.Kc7
              • threat
                • 4.Sb6#
          • 2...Sf3
            • 3.Ka6
              • threat
                • 4.Sb6#
            • 3.Kc7
              • threat
                • 4.Sb6#
          • 2...Sg4
            • 3.Ka6
              • threat
                • 4.Sb6#
            • 3.Kc7
              • threat
                • 4.Sb6#
          • 2...Sc6
            • 3.Kc7
              • threat
                • 4.Sb6#
              • 3...Sxb8
                • 4.axb8Q#
          • 2...Sg6
            • 3.Ka6
              • threat
                • 4.Sb6#
            • 3.Kc7
              • threat
                • 4.Sb6#
          • 2...Sf7
            • 3.Ka6
              • threat
                • 4.Sb6#
            • 3.Kc7
              • threat
                • 4.Sb6#
      • 1...Sd8+
        • 2.Kb5
          • threat
            • 3.Sb6+
              • 3...Kb7
                • 4.a8Q#
            • 3.Ka6
              • threat
                • 4.Sb6#
          • 2...Kb7
            • 3.Sb6
              • threat
                • 4.a8Q#
        • 2.Kc7
          • threat
            • 3.Sb6#
          • 2...Se6+
            • 3.Kc8
              • threat
                • 4.Sb6#

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