Problem Display
PID: 231669 (8/p7/2B1Np2/3P1k2/3K3p/7N/7P/8 w - - 0 1)

Addison, JE

English Mechanic and World of Science, 1879

(First published on Fri Nov 21 1879)

8/p7/2B1Np2/3P1k2/3K3p/7N/7P/8

#4

6 + 4


15239 Valois Notebooks 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Sef4!
      • threat
        • 2.Bd7#
      • 1...Kg4
        • 2.Bb5
          • threat
            • 3.Ba6
              • 3...Kf3
                • 4.Be2#
              • 3...Kf5
                • 4.Bc8#
              • 3...f5
                • 4.Be2#
          • 2...a5
            • 3.Ba4
              • 3...Kf3
                • 4.Bd1#
              • 3...Kf5
                • 4.Bd7#
              • 3...f5
                • 4.Bd1#
          • 2...a6
            • 3.Bxa6
              • 3...Kf3
                • 4.Be2#
              • 3...Kf5
                • 4.Bc8#
              • 3...f5
                • 4.Be2#

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