Problem Display
PID: 219189 (3r4/1B2R3/8/R2p4/1p4b1/1k1NB1K1/1Pp5/8 w - - 0 1)

Anonymous

English Mechanic and World of Science, 1874

(First published on Fri Dec 4 1874)

3r4/1B2R3/8/R2p4/1p4b1/1k1NB1K1/1Pp5/8

#3

7 + 6


15239 Valois Notebooks 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Ra8
      • 2.Bxd5#
    • 1...Rb8
      • 2.Bxd5#
    • 1...Re8
      • 2.Bxd5#
    • 1...Rf8
      • 2.Bxd5#
    • 1...Rg8
      • 2.Bxd5#
    • 1...Rh8
      • 2.Bxd5#
    • 1...Bd7
      • 2.Bxd5#
  • Tries
    • 1.Sc1+?
      • 1...Kc4
        • 2.Ba6#
        • 2.Rc5#
        • 2.Rc7#
      • 1...Kxb2!
    • 1.Sc5+?
      • 1...Kc4
        • 2.Ba6#
      • 1...Kxb2!
    • 1.Ra3+?
      • 1...Kc4
        • 2.Ba6#
      • 1...bxa3!
  • Keys
    • 1.Bc6!
      • threat
        • 2.Ba4+
          • 2...Ka2
            • 3.Bxc2#
          • 2...Kc4
            • 3.Se5#
      • 1...Kc4
        • 2.Ba4
          • threat
            • 3.Se5#
          • 2...Kxd3
            • 3.Bb5#
          • 2...b3
            • 3.Bb5#
      • 1...c1Q
        • 2.Ba4+
          • 2...Ka2
            • 3.Bc2#
          • 2...Kc4
            • 3.Se5#
      • 1...c1S
        • 2.Ba4+
          • 2...Ka2
            • 3.Bc2#
          • 2...Kc4
            • 3.Se5#
      • 1...c1B
        • 2.Ba4+
          • 2...Ka2
            • 3.Bc2#
          • 2...Kc4
            • 3.Se5#
      • 1...c1R
        • 2.Ba4+
          • 2...Ka2
            • 3.Bc2#
          • 2...Kc4
            • 3.Se5#

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