Problem Display
PID: 112261 (6n1/8/Q7/4P1kb/8/6K1/2B5/8 w - - 0 1)

Mongredien, Alfred Wornum

Cahiers de l'Echiquier francais, 1933

6n1/8/Q7/4P1kb/8/6K1/2B5/8

#3

4 + 3


6490 yacpdb 2009
14986 White-Hume Collection 2016
5454 Near Snap 2022

SOLUTION


  • SOUND
  • Sets
    • 1...Bd1
      • 2.Qg6#
    • 1...Be2
      • 2.Qg6#
    • 1...Bf3
      • 2.Qg6#
    • 1...Bg4
      • 2.Qg6#
    • 1...Bg6
      • 2.Qxg6#
    • 1...Sf6
      • 2.Qxf6#
    • 1...Sh6
      • 2.Qf6#
    • 1...Se7
      • 2.Qf6#
  • Tries
    • 1.Qc4?
      • threat
        • 2.Qf4#
      • 1...Bg4
        • 2.Qxg8+
          • 2...Kh5
            • 3.Qg6#
          • 2...Kh6
            • 3.Qg6#
        • 2.Qxg4+
          • 2...Kh6
            • 3.Qg6#
      • 1...Kh6!
    • 1.Qa4?
      • threat
        • 2.Qf4#
      • 1...Bg4
        • 2.Qxg4+
          • 2...Kh6
            • 3.Qg6#
      • 1...Kh6!
  • Keys
    • 1.Qc6!
      • 1...Bf7
        • 2.Qh1
          • threat
            • 3.Qh4#
          • 2...Bh5
            • 3.Qc1#
      • 1...Be8
        • 2.Qh1
          • threat
            • 3.Qh4#
          • 2...Bh5
            • 3.Qc1#

This anticipates 72945(1976)

FEATURES


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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).