Problem Display
PID: 255380 (6n1/N2p2b1/r7/2R2B2/3k4/Br1pNP2/4bK2/8 w - - 0 1)

Dowd, Steven B

Problemist Ukraini, 2021

6n1/N2p2b1/r7/2R2B2/3k4/Br1pNP2/4bK2/8

#4

7 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.f4!
      • threat
        • 2.Rc4#
      • 1...Ra4
        • 2.Rc1
          • threat
            • 3.Bc5#
          • 2...Rbb4
            • 3.Rc4+
              • 3...Rxc4
                • 4.Sb5#
          • 2...Rab4
            • 3.Sb5+
              • 3...Rxb5
                • 4.Rc4#
          • 2...Bf8
            • 3.Bxf8
              • threat
                • 4.Bc5#
              • 3...Rc3
                • 4.Sb5#
              • 3...Rb5
                • 4.Sxb5#
              • 3...Rc4
                • 4.Rxc4#
              • 3...Ra5
                • 4.Rc4#
              • 3...Se7
                • 4.Bg7#
              • 3...d6
                • 4.Sc6#
      • 1...d5
        • 2.Rxd5+
          • 2...Kc3
            • 3.Rc5+
              • 3...Kd2
                • 4.Bc1#
              • 3...Kd4
                • 4.Rc4#

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).