Problem Display
PID: 69874 (5k1B/3R4/2nN2p1/8/8/8/8/7K w - - 0 1)

Bull, Cecil Alfred Lucas

Natal Mercury, 1910

5k1B/3R4/2nN2p1/8/8/8/8/7K

#3

4 + 3


133 The Problemist Supplement 2007

SOLUTION


  • SOUND
  • Sets
    • 1...Se7
      • 2.Rd8#
  • Keys
    • 1.Se4!
      • threat
        • 2.Bg7+
          • 2...Ke8
            • 3.Sf6#
          • 2...Kg8
            • 3.Sf6#
      • 1...Ke8
        • 2.Sf6+
          • 2...Kf8
            • 3.Bg7#
      • 1...Kg8
        • 2.Sf6+
          • 2...Kf8
            • 3.Bg7#
          • 2...Kxh8
            • 3.Rh7#
      • 1...Se7
        • 2.Rd8+
          • 2...Kf7
            • 3.Sg5#

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