Problem Display
PID: 59556 (q2n4/n7/1ppNp3/1p1p1b2/pBP1P3/K2k1B2/3PN3/2R5 w - - 0 1)

Melnichenko, Viktor Oleksandrovich

Rudenko, Valentin Fedorovich

1st HM.=, Shakhmatnaya kompozitsiya, 2004

q2n4/n7/1ppNp3/1p1p1b2/pBP1P3/K2k1B2/3PN3/2R5

#4

9 + 11


56 The Problemist 2005
3770 BCSC Postal 2012-2013

SOLUTION


  • SOUND
  • Keys
    • 1.e5!
      • threat
        • 2.Sf4+
          • 2...Kd4
            • 3.Bc3+
              • 3...Kc5
                • 4.d4#
      • 1...bxc4
        • 2.Bc3
          • threat
            • 3.Sf4#
          • 2...Sb5+
            • 3.Sxb5
              • threat
                • 4.Sf4#
      • 1...dxc4
        • 2.Ka2
          • threat
            • 3.Bc3
              • threat
                • 4.Sf4#
          • 2...c3
            • 3.Bxc3
              • threat
                • 4.Sf4#
          • 2...c5
            • 3.Sf4+
              • 3...Kd4
                • 4.Bc3#
      • 1...Bh3
        • 2.Sf4+
          • 2...Kd4
            • 3.Bc3+
              • 3...Kc5
                • 4.Sd3#
                • 4.d4#
      • 1...Bg4
        • 2.Sf4+
          • 2...Kd4
            • 3.Bc3+
              • 3...Kc5
                • 4.Sd3#
                • 4.d4#

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).