MESON Chess Problem Database

Problem Display
PID: 210639 (8/8/ppk1K3/5Q2/8/N7/8/8 w - - 0 1)

Konig, Antonin

Illustrirte Zeitung, 1870

8/8/ppk1K3/5Q2/8/N7/8/8

#4

3 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sb5!
      • threat
        • 2.Qd5#
      • 1...Kb7
        • 2.Sd6+
          • 2...Ka7
            • 3.Qh7+
              • 3...Ka8
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qf7+
              • 3...Ka8
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qe4
              • threat
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qf3
              • threat
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qd5
              • threat
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
          • 2...Kc7
            • 3.Qh7+
              • 3...Kc6
                • 4.Qc2#
              • 3...Kb8
                • 4.Qb7#
              • 3...Kd8
                • 4.Qd7#
                • 4.Qe7#
          • 2...Ka8
            • 3.Qe4+
              • 3...Ka7
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qf3+
              • 3...Ka7
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qd5+
              • 3...Ka7
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qh7
              • threat
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
            • 3.Qf7
              • threat
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
          • 2...Kb8
            • 3.Qh7
              • threat
                • 4.Qb7#
              • 3...Ka8
                • 4.Qb7#
            • 3.Qf7
              • threat
                • 4.Qb7#
              • 3...Ka8
                • 4.Qb7#
      • 1...axb5
        • 2.Qh7
          • 2...Kc5
            • 3.Qe4
              • 3...b4
                • 4.Qd5#
          • 2...b4
            • 3.Qd7+
              • 3...Kc5
                • 4.Qd5#

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