Problem Display
PID: 233372 (7Q/5K2/1p6/p4B2/krR1N2p/P5pr/8/2B5 w - - 0 1)

Collinson, R

The Field, 1900

(First published on Sat May 19 1900)

7Q/5K2/1p6/p4B2/krR1N2p/P5pr/8/2B5

#3

7 + 7


15239 Valois Notebooks 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kb5
      • 2.Sd6+
        • 2...Ka4
          • 3.Bc2#
        • 2...Ka6
          • 3.Qa8#
    • 1...b5
      • 2.Sc5#
  • Tries
    • 1.Bd7+?
      • 1...b5
        • 2.Sc5#
      • 1...Kb3!
    • 1.Qb2?
      • threat
        • 2.Sc3#
      • 1...Rxc4
        • 2.Bd7+
          • 2...Rc6
            • 3.Sc3#
          • 2...b5
            • 3.Bxb5#
            • 3.Qxb5#
      • 1...g2
        • 2.Bd7+
          • 2...b5
            • 3.Sc5#
        • 2.Rxb4+
          • 2...axb4
            • 3.Qxb4#
      • 1...Kb5!
    • 1.Qc3?
      • threat
        • 2.Sc5+
          • 2...Kb5
            • 3.Bd7#
          • 2...bxc5
            • 3.Bd7#
        • 2.Bd7+
          • 2...b5
            • 3.Sc5#
            • 3.Qc2#
        • 2.Rxb4+
          • 2...axb4
            • 3.Qxb4#
      • 1...g2
        • 2.Sc5+
          • 2...Kb5
            • 3.Bd7#
          • 2...bxc5
            • 3.Bd7#
        • 2.Bd7+
          • 2...b5
            • 3.Sc5#
        • 2.Rxb4+
          • 2...axb4
            • 3.Qxb4#
      • 1...Rh2
        • 2.Sc5+
          • 2...Kb5
            • 3.Bd7#
          • 2...bxc5
            • 3.Bd7#
        • 2.Bd7+
          • 2...b5
            • 3.Sc5#
        • 2.Rxb4+
          • 2...axb4
            • 3.Qxb4#
      • 1...Kb5!
    • 1.Qe8+?
      • 1...b5
        • 2.Sc5#
      • 1...Kb3!
  • Keys
    • 1.Be6!
      • threat
        • 2.Qe8+
          • 2...Kb3
            • 3.Rc3#
          • 2...b5
            • 3.Sc5#
      • 1...Kb3
        • 2.Qb2+
          • 2...Ka4
            • 3.Sc3#
      • 1...Kb5
        • 2.Sc3+
          • 2...Ka6
            • 3.Qa8#
      • 1...Rxc4
        • 2.Qd4
          • threat
            • 3.Qxc4#
          • 2...Kb3
            • 3.Qxc4#
          • 2...Kb5
            • 3.Qxc4#
          • 2...Rxd4
            • 3.Sc3#
          • 2...Rb4
            • 3.Sc3#
          • 2...b5
            • 3.Sc5#

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