Problem Display
PID: 179491 (K5N1/4R1p1/8/2R1p2P/4k2P/3p4/B3n1pN/b5Bb w - - 0 1)

Davidenko, Fedor Vasilevich

1/2 Prize, Chepizhni-80 JT, 2014

K5N1/4R1p1/8/2R1p2P/4k2P/3p4/B3n1pN/b5Bb

#4

9 + 8


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Bf2!
      • threat
        • 2.Bd5+
          • 2...Kf4
            • 3.Rf7#
          • 2...Kf5
            • 3.Rf7#
      • 1...Sc3
        • 2.Rexe5+
          • 2...Kf4
            • 3.Rf5+
              • 3...Ke4
                • 4.Rce5#
      • 1...Sg3
        • 2.Rc4+
          • 2...Kd5
            • 3.Rb4+
              • 3...Kc6
                • 4.Rb6#
              • 3...Kd6
                • 4.Rb6#
          • 2...Kf5
            • 3.Rf7+
              • 3...Ke6
                • 4.Rd4#
                • 4.Rc6#
          • 2...Bd4
            • 3.Rxd4+
              • 3...Kf5
                • 4.Be6#
                • 4.Rf7#
      • 1...Sd4
        • 2.Rcxe5+
          • 2...Kf4
            • 3.Re4+
              • 3...Kf5
                • 4.R7e5#
      • 1...Sf4
        • 2.Rc4+
          • 2...Kd5
            • 3.Rb4+
              • 3...Kc6
                • 4.Rb6#
              • 3...Kd6
                • 4.Rb6#
          • 2...Kf5
            • 3.Rf7+
              • 3...Ke6
                • 4.Rc6#
          • 2...Bd4
            • 3.Rxd4+
              • 3...Kf5
                • 4.Rf7#

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).