Problem Display
PID: 211710 (8/Kp5r/1p1p1Qbk/pR6/r2pp3/1n6/4P1P1/b7 w - - 0 1)

Kriuckov, Sergey Petrovic

3rd HM., Shakhmaty, 1927

8/Kp5r/1p1p1Qbk/pR6/r2pp3/1n6/4P1P1/b7

#3

5 + 12


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Rg7
      • 2.Qh4+
        • 2...Bh5
          • 3.Qxh5#
  • Tries
    • 1.Qh4+?
      • 1...Bh5
        • 2.Qg5#
      • 1...Kg7!
    • 1.g4?
      • threat
        • 2.Rh5#
      • 1...d5
        • 2.Rxd5
          • threat
            • 3.Rh5#
        • 2.Rxb6
          • threat
            • 3.Qxg6#
          • 2...Rg7
            • 3.Qh4#
      • 1...Sc5!
  • Keys
    • 1.g3!
      • threat
        • 2.Rh5+
          • 2...Kxh5
            • 3.Qh4#
      • 1...Sc5
        • 2.Rb1
          • threat
            • 3.Rh1#
          • 2...Kh5
            • 3.Qh4#
      • 1...d5
        • 2.Rxb6
          • threat
            • 3.Qxg6#
          • 2...Kh5
            • 3.Qh4#
            • 3.Qxg6#
          • 2...Rg7
            • 3.Qh4#

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).