Problem Display
PID: 263734 (1b4b1/4Q3/1pPr4/1p1k2P1/4N3/4P1p1/1PR1P1KP/3N4 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Volchek, Viktor Fedorovich

1st HM., Problemist Ukraini, 2020

1b4b1/4Q3/1pPr4/1p1k2P1/4N3/4P1p1/1PR1P1KP/3N4

#4

11 + 7


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Keys
    • 1.g6!
      • threat
        • 2.Qg5+
          • 2...Ke6
            • 3.Qf6+
              • 3...Kd5
                • 4.Qf5#
      • 1...Rxc6
        • 2.Rd2+
          • 2...Kc4
            • 3.Qa3
              • threat
                • 4.Rd4#
                • 4.Qc3#
                • 4.b3#
              • 3...b4
                • 4.Qd3#
      • 1...Rxg6
        • 2.Sdc3+
          • 2...Kxc6
            • 3.Sa2+
              • 3...Kd5
                • 4.Sb4#
              • 3...Bc4
                • 4.Sb4#
      • 1...Re6
        • 2.Rc5+
          • 2...Kxe4
            • 3.Qh4+
              • 3...Bf4
                • 4.Qxf4#
          • 2...bxc5
            • 3.Qxc5+
              • 3...Kxe4
                • 4.Sc3#
      • 1...b4
        • 2.Qg5+
          • 2...Kxe4
            • 3.Qf4+
              • 3...Kd5
                • 4.Qf5#
          • 2...Ke6
            • 3.Qf6+
              • 3...Kd5
                • 4.Qf5#

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).