Problem Display
PID: 258387 (K4Nn1/4p3/3p1B2/2bk4/B3prNq/Q3n3/b7/8 w - - 0 1)

Guest, Francis Hubert

English Mechanic and World of Science, 1892

(First published on Fri Mar 25 1892)

K4Nn1/4p3/3p1B2/2bk4/B3prNq/Q3n3/b7/8

#3

6 + 10


15239 Valois Notebooks 2022

SOLUTION


  • SOUND
  • Sets
    • 1...Bb1
      • 2.Qb3+
        • 2...Sc4
          • 3.Qb7#
    • 1...Bb3
      • 2.Qxb3+
        • 2...Sc4
          • 3.Qb7#
    • 1...Bb4
      • 2.Sxe3+
        • 2...Kc5
          • 3.Sd7#
    • 1...Sd1
      • 2.Qxa2#
    • 1...Sf1
      • 2.Qxa2#
    • 1...Sc2
      • 2.Qxa2#
    • 1...Sg2
      • 2.Qxa2#
    • 1...Sxg4
      • 2.Qxa2#
    • 1...Sf5
      • 2.Qxa2#
  • Tries
    • 1.Bc6+?
      • 1...Kc4
        • 2.Qc3#
      • 1...Kxc6!
    • 1.Qb3+?
      • 1...Sc4
        • 2.Qb7#
      • 1...Bxb3!
    • 1.Qd3+?
      • 1...Bd4
        • 2.Qxd4#
      • 1...exd3!
  • Keys
    • 1.Qb4!
      • threat
        • 2.Bc6+
          • 2...Kxc6
            • 3.Qb7#
      • 1...Bxb4
        • 2.Sxe3+
          • 2...Kc5
            • 3.Sd7#
      • 1...Bb6
        • 2.Kb7
          • threat
            • 3.Bc6#
        • 2.Qb5+
          • 2...Bc5
            • 3.Sxe3#
      • 1...Ba7
        • 2.Kb7
          • threat
            • 3.Bc6#
        • 2.Qa5+
          • 2...Kc4
            • 3.Qb5#
          • 2...Bc5
            • 3.Sxe3#
        • 2.Qb5+
          • 2...Bc5
            • 3.Sxe3#
        • 2.Qb7+
          • 2...Kc4
            • 3.Qb5#
          • 2...Kc5
            • 3.Qb5#

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