MESON Chess Problem Database

Problem Display
PID: 204738 (7Q/p7/bkpN4/1p6/3p4/8/3K4/2N5 w - - 0 1)

von Gottschall, Hermann

Streifzuge durch des Gebeit des Schachproblems, 1926

7Q/p7/bkpN4/1p6/3p4/8/3K4/2N5

#4

4 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sb7!
      • threat
        • 2.Qd8+
          • 2...Kxb7
            • 3.Sb3
              • threat
                • 4.Sa5#
                • 4.Sc5#
      • 1...Kxb7
        • 2.Qd8
          • threat
            • 3.Sb3
              • threat
                • 4.Sa5#
                • 4.Sc5#
          • 2...c5
            • 3.Sb3
              • threat
                • 4.Sa5#
              • 3...Kc6
                • 4.Sa5#
      • 1...Kc7
        • 2.Qd8+
          • 2...Kxb7
            • 3.Sb3
              • threat
                • 4.Sa5#
                • 4.Sc5#
      • 1...Bxb7
        • 2.Qd8+
          • 2...Kc5
            • 3.Sd3+
              • 3...Kc4
                • 4.Qg8#
          • 2...Ka6
            • 3.Sb3
              • threat
                • 4.Sc5#
                • 4.Qa5#
      • 1...b4
        • 2.Qd8+
          • 2...Kb5
            • 3.Qa5+
              • 3...Kc4
                • 4.Sd6#
                • 4.Qc5#
          • 2...Kxb7
            • 3.Sb3
              • threat
                • 4.Sa5#
                • 4.Sc5#
      • 1...c5
        • 2.Qd8+
          • 2...Kxb7
            • 3.Sb3
              • threat
                • 4.Sa5#
              • 3...Kc6
                • 4.Sa5#

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