Problem Display
PID: 24715 (Q7/8/8/3N4/4k3/5N2/6K1/8 w - - 0 1)

Geary, William

Source?, 0000

Q7/8/8/3N4/4k3/5N2/6K1/8

#3

4 + 1


3238 777 Chess Miniatures in Three 1908
3713 Snap 2007
15351 SCPF/BCPS Black Books 2014
14986 White-Hume Collection 2017
5454 Near Snap 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Kd3
      • 2.Qa4
        • 2...Ke2
          • 3.Qc2#
    • 1...Kf5
      • 2.Qe8
        • 2...Kg4
          • 3.Qg6#
  • Tries
    • 1.Kf2?
      • 1...Kd3
        • 2.Se3
          • 2...Kc3
            • 3.Qa3#
      • 1...Kf5!
    • 1.Kg3?
      • 1...Kf5
        • 2.Sf4
          • 2...Kf6
            • 3.Qf8#
      • 1...Kd3!
    • 1.Se3+?
      • 1...Kd3
        • 2.Kf2
          • 2...Kc3
            • 3.Qa3#
      • 1...Kf4
        • 2.Qa7
          • 2...Ke4
            • 3.Qd4#
      • 1...Kxe3!
    • 1.Sf4+?
      • 1...Ke3
        • 2.Qb8
          • 2...Ke4
            • 3.Qe5#
      • 1...Kf5
        • 2.Kg3
          • 2...Kf6
            • 3.Qf8#
      • 1...Kxf4!
    • 1.Qa2?
      • 1...Kd3
        • 2.Qa4
          • 2...Ke2
            • 3.Qc2#
      • 1...Kf5!
    • 1.Qa5?
      • 1...Kd3
        • 2.Qa4
          • 2...Ke2
            • 3.Qc2#
      • 1...Kf5!
    • 1.Qd8?
      • 1...Kf5
        • 2.Qe8
          • 2...Kg4
            • 3.Qg6#
      • 1...Kd3!
    • 1.Qg8?
      • 1...Kf5
        • 2.Qe8
          • 2...Kg4
            • 3.Qg6#
      • 1...Kd3!
  • Keys
    • 1.Qc6!
      • 1...Kd3
        • 2.Qa4
          • 2...Ke2
            • 3.Qc2#
      • 1...Kf5
        • 2.Qe8
          • 2...Kg4
            • 3.Qg6#

Anticipated by 69539(1903)

This anticipates 54459(0000), 136214(1999), 251336(2004)

FEATURES


NOT CLASSIFIED


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).