Problem Display
PID: 49365 (1N5N/6Q1/4k3/8/p3p3/P3P3/6P1/5K2 w - - 0 1)

Coates, William H

Source?, 0000

1N5N/6Q1/4k3/8/p3p3/P3P3/6P1/5K2

#4

7 + 3


1693 English Chess Problems 1876

SOLUTION


  • SOUND
  • Keys
    • 1.Sg6!
      • threat
        • 2.Sf4+
          • 2...Kd6
            • 3.Qd7+
              • 3...Kc5
                • 4.Qc6#
              • 3...Ke5
                • 4.Qe6#
        • 2.Sf8+
          • 2...Kd6
            • 3.Qd7+
              • 3...Kc5
                • 4.Qc6#
              • 3...Ke5
                • 4.Qe6#
        • 2.Qf8
          • 2...Kd5
            • 3.Sf4+
              • 3...Kc4
                • 4.Qb4#
              • 3...Ke5
                • 4.Sc6#
                • 4.Sd7#
            • 3.Qc8
              • 3...Kd6
                • 4.Qc6#
      • 1...Kd5
        • 2.Sf4+
          • 2...Kc4
            • 3.Qb2
              • 3...Kc5
                • 4.Qb4#
          • 2...Kc5
            • 3.Qd4+
              • 3...Kb5
                • 4.Qb4#
          • 2...Kd6
            • 3.Qd7+
              • 3...Kc5
                • 4.Qc6#
              • 3...Ke5
                • 4.Qe6#
      • 1...Kf5
        • 2.Sa6
          • 2...Kg4
            • 3.Sf4+
              • 3...Kh4
                • 4.g3#
              • 3...Kf5
                • 4.g4#
          • 2...Kg5
            • 3.Sf4+
              • 3...Kh4
                • 4.g3#
              • 3...Kf5
                • 4.g4#
          • 2...Ke6
            • 3.Sf4+
              • 3...Kf5
                • 4.g4#
              • 3...Kd6
                • 4.Qc7#

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