Problem Display
PID: 203701 (8/8/5PpN/3Np1Pk/4K2p/8/2R5/4B3 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Chernyavsky, Mykola Vasilovich

The Problemist Supplement, 2019

8/8/5PpN/3Np1Pk/4K2p/8/2R5/4B3

#3

7 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Kxe5?
      • threat
        • 2.Rg2
          • 2...h3
            • 3.Sf4#
      • 1...h3
        • 2.Kf4
          • 2...h2
            • 3.Rxh2#
      • 1...Kxg5!
    • 1.Se3?
      • 1...h3
        • 2.Sf7
          • 2...h2
            • 3.Rxh2#
      • 1...Kxg5!
    • 1.Sc7?
      • 1...h3
        • 2.Se6
          • 2...h2
            • 3.Rxh2#
      • 1...Kxg5!
    • 1.Sf7?
      • 1...h3
        • 2.Se3
          • 2...h2
            • 3.Rxh2#
      • 1...Kg4!
    • 1.Rc3?
      • threat
        • 2.Bd2
          • 2...h3
            • 3.Rxh3#
      • 1...h3
        • 2.Rxh3+
          • 2...Kxg5
            • 3.Bd2#
      • 1...Kxg5!
    • 1.f7?
      • threat
        • 2.Rg2
          • 2...h3
            • 3.Sf6#
      • 1...Kxg5
        • 2.Bd2+
          • 2...Kh5
            • 3.Sf6#
      • 1...h3!
  • Keys
    • 1.Rh2!
      • threat
        • 2.Bd2
          • 2...h3
            • 3.Rxh3#
        • 2.Rxh4+
          • 2...Kxg5
            • 3.Sf7#
      • 1...Kxg5
        • 2.Sf7+
          • 2...Kg4
            • 3.Rxh4#
          • 2...Kh5
            • 3.Rxh4#
      • 1...h3
        • 2.Rxh3+
          • 2...Kxg5
            • 3.Bd2#

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).