Problem Display
PID: 264838 (8/2pp4/2N1P1K1/4BP1p/3P3P/5P2/4Qpp1/5nkb w - - 0 1)

Sigurov, Aleksandr Ilich

64 Shakhmatnoe obozrenie, 2022

8/2pp4/2N1P1K1/4BP1p/3P3P/5P2/4Qpp1/5nkb

#5

9 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Qd1!
      • 1...dxc6
        • 2.Kxh5
          • 2...c5
            • 3.Kg4
              • threat
                • 4.Kh3
                  • threat
                    • 5.Bh2#
      • 1...dxe6
        • 2.d5
          • threat
            • 3.Sd4
              • threat
                • 4.Se2#
          • 2...exf5
            • 3.Sd4
              • threat
                • 4.Se2#
              • 3...f4
                • 4.Bxf4
                  • threat
                    • 5.Se2#
      • 1...d5
        • 2.Sd8
          • threat
            • 3.Sf7
              • threat
                • 4.Sg5
                  • threat
                    • 5.Sh3#
              • 3...c6
                • 4.Sg5
                  • 4...c5
                    • 5.Sh3#
          • 2...c5
            • 3.Sf7
              • threat
                • 4.Sg5
                  • threat
                    • 5.Sh3#
              • 3...cxd4
                • 4.Sg5
                  • 4...d3
                    • 5.Sh3#
              • 3...c4
                • 4.Sg5
                  • 4...c3
                    • 5.Sh3#
          • 2...c6
            • 3.Sf7
              • 3...c5
                • 4.Sg5
                  • threat
                    • 5.Sh3#
      • 1...d6
        • 2.Bg3
          • 2...d5
            • 3.Se5
              • threat
                • 4.f4
                  • threat
                    • 5.Sf3#
              • 3...c6
                • 4.f4
                  • 4...c5
                    • 5.Sf3#

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).