Problem Display
PID: 188279 (rn1N4/p3B3/2p1PP1p/4kp1K/3p1R1p/1N1P1nR1/4BP2/7b w - - 0 1)

Khachaturov, Sergei

2nd Prize, Feoktistov-70 JT, 2018

rn1N4/p3B3/2p1PP1p/4kp1K/3p1R1p/1N1P1nR1/4BP2/7b

#4

11 + 11


1232 Kudesnik 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sc5!
      • threat
        • 2.Sf7+
          • 2...Kxf4
            • 3.Bd6+
              • 3...Se5
                • 4.Bxe5#
          • 2...Kd5
            • 3.Rxf5+
              • 3...Se5
                • 4.Rxe5#
      • 1...Kxf4
        • 2.Bd6+
          • 2...Se5
            • 3.Rh3
              • threat
                • 4.Rxh4#
              • 3...Bf3+
                • 4.Rxf3#
      • 1...Kd5
        • 2.Rxf5+
          • 2...Se5
            • 3.Bd1
              • threat
                • 4.Bb3#
              • 3...Bf3+
                • 4.Bxf3#
      • 1...Sg5
        • 2.Kg6
          • threat
            • 3.Rxf5#
          • 2...Be4
            • 3.Sxe4
              • threat
                • 4.Rxf5#
              • 3...Kxf4
                • 4.Bd6#
              • 3...Kd5
                • 4.Rxf5#
              • 3...fxe4
                • 4.Rf5#
      • 1...Sd7
        • 2.Sxd7+
          • 2...Kxf4
            • 3.Bd6+
              • 3...Se5
                • 4.Bxe5#
          • 2...Kd5
            • 3.Rxf5+
              • 3...Se5
                • 4.Rxe5#

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).