Problem Display
PID: 179492 (n1r5/p7/8/1Rp5/B1k1p3/p1P5/p1K5/B2R4 w - - 0 1)

Davidenko, Fedor Vasilevich

1st Comm., Moscow Ty., 2014

n1r5/p7/8/1Rp5/B1k1p3/p1P5/p1K5/B2R4

#4

6 + 8


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Rd6!
      • threat
        • 2.Bb3+
          • 2...Kxb5
            • 3.c4+
              • 3...Kb4
                • 4.Bc3#
              • 3...Ka5
                • 4.Bc3#
      • 1...Rb8
        • 2.Rxc5+
          • 2...Kxc5
            • 3.Rc6+
              • 3...Kd5
                • 4.c4#
      • 1...Sb6
        • 2.Rb4+
          • 2...cxb4
            • 3.Rd4+
              • 3...Kc5
                • 4.cxb4#
      • 1...a5
        • 2.Bb3+
          • 2...Kxb5
            • 3.c4+
              • 3...Kb4
                • 4.Bc3#
        • 2.Rb7
          • threat
            • 3.Bb3#
            • 3.Bb5#
          • 2...Sb6
            • 3.Bb3+
              • 3...Kb5
                • 4.Rdxb6#
                • 4.Rbxb6#
            • 3.Rbxb6
              • threat
                • 4.Bb3#
                • 4.Bb5#

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).