Problem Display
PID: 274885 (8/8/8/8/4R3/7N/3Np3/b1K1k3 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Saks, Oleg Pavlovich

Buletin Problemistic, 1994

8/8/8/8/4R3/7N/3Np3/b1K1k3

#4

4 + 3


6490 yacpdb 2024

SOLUTION


  • SOUND
  • Keys
    • 1.Rb4!
      • threat
        • 2.Rb1
          • threat
            • 3.Kc2#
          • 2...Bb2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#
      • 1...Bb2+
        • 2.Kc2
          • 2...Bc1
            • 3.Rg4
              • threat
                • 4.Rg1#
          • 2...Ba3
            • 3.Rb1+
              • 3...Bc1
                • 4.Rxc1#
      • 1...Bc3
        • 2.Rb1
          • threat
            • 3.Kc2#
          • 2...Bb2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#
          • 2...Bxd2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#
      • 1...Bd4
        • 2.Rb1
          • threat
            • 3.Kc2#
          • 2...Bb2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#
      • 1...Be5
        • 2.Rb1
          • threat
            • 3.Kc2#
          • 2...Bb2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#
      • 1...Bf6
        • 2.Rb1
          • threat
            • 3.Kc2#
          • 2...Bb2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#
      • 1...Bg7
        • 2.Rb1
          • threat
            • 3.Kc2#
          • 2...Bb2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#
      • 1...Bh8
        • 2.Rb1
          • threat
            • 3.Kc2#
          • 2...Bb2+
            • 3.Kc2+
              • 3...Bc1
                • 4.Rxc1#

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).