Problem Display
PID: 24301 (4K3/5B1p/R7/5k2/2p5/2pPPN2/4P2P/1n6 w - - 0 1)

Blake, Percy Francis

The Observer, 1935

(First published on Sun Jun 9 1935)

4K3/5B1p/R7/5k2/2p5/2pPPN2/4P2P/1n6

#3

8 + 5


15239 Valois Notebooks 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Kg4
      • 2.Rh6
        • threat
          • 3.Be6#
        • 2...Kf5
          • 3.Be6#
    • 1...h5
      • 2.h3
        • threat
          • 3.Bg6#
    • 1...h6
      • 2.h3
        • threat
          • 3.Bg6#
  • Tries
    • 1.Ke7?
      • threat
        • 2.Ra5+
          • 2...Kg4
            • 3.Be6#
      • 1...Kg4
        • 2.Rh6
          • threat
            • 3.Be6#
          • 2...Kf5
            • 3.Be6#
      • 1...cxd3
        • 2.Ra4
          • threat
            • 3.Rf4#
        • 2.Ra5+
          • 2...Ke4
            • 3.Re5#
          • 2...Kg4
            • 3.Be6#
      • 1...Sa3!
    • 1.Be6+?
      • 1...Kf6
        • 2.Kf8
          • threat
            • 3.Bh3#
            • 3.Bg4#
            • 3.Bd7#
            • 3.Bc8#
          • 2...Kg6
            • 3.Bg4#
      • 1...Kg6!
    • 1.Ra5+?
      • 1...Kg4
        • 2.Be6#
      • 1...Kf6!
    • 1.Rf6+?
      • 1...Kg4
        • 2.Rh6
          • threat
            • 3.Be6#
          • 2...Kf5
            • 3.Be6#
      • 1...Kxf6!
    • 1.Rh6?
      • threat
        • 2.Be6#
      • 1...Kg4
        • 2.Be6#
      • 1...cxd3!
  • Keys
    • 1.Kf8!
      • threat
        • 2.Be6+
          • 2...Kf6
            • 3.Bh3#
            • 3.Bg4#
            • 3.Bd7#
            • 3.Bc8#
          • 2...Kg6
            • 3.Bg4#
      • 1...Kg4
        • 2.Rh6
          • threat
            • 3.Be6#
          • 2...Kf5
            • 3.Be6#
      • 1...cxd3
        • 2.Ra4
          • threat
            • 3.Rf4#
          • 2...Kf6
            • 3.Rf4#
      • 1...h5
        • 2.h3
          • threat
            • 3.Bg6#
      • 1...h6
        • 2.h3
          • threat
            • 3.Bg6#

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