Problem Display
PID: 36316 (K3k3/8/2R5/3P1B1P/8/8/8/8 w - - 0 1)

Ponomarev, G

Shakhmatny Listok, 1862

K3k3/8/2R5/3P1B1P/8/8/8/8

#4

5 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Rg6!
      • threat
        • 2.d6
          • threat
            • 3.Be6
              • threat
                • 4.Rg8#
              • 3...Kd8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
            • 3.Rf6
              • 3...Kd8
                • 4.Rf8#
          • 2...Kf7
            • 3.Be6+
              • 3...Ke8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
          • 2...Kf8
            • 3.Be6
              • 3...Ke8
                • 4.Rg8#
      • 1...Ke7
        • 2.d6+
          • 2...Kf7
            • 3.Be6+
              • 3...Ke8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
          • 2...Ke8
            • 3.Be6
              • threat
                • 4.Rg8#
              • 3...Kd8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
            • 3.Rf6
              • 3...Kd8
                • 4.Rf8#
          • 2...Kf8
            • 3.Be6
              • 3...Ke8
                • 4.Rg8#
      • 1...Kf7
        • 2.d6
          • threat
            • 3.Be6+
              • 3...Ke8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
          • 2...Ke8
            • 3.Be6
              • threat
                • 4.Rg8#
              • 3...Kd8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
            • 3.Rf6
              • 3...Kd8
                • 4.Rf8#
          • 2...Kf8
            • 3.Be6
              • 3...Ke8
                • 4.Rg8#
      • 1...Kd8
        • 2.d6
          • 2...Ke8
            • 3.Be6
              • threat
                • 4.Rg8#
              • 3...Kd8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
            • 3.Rf6
              • 3...Kd8
                • 4.Rf8#
      • 1...Kf8
        • 2.d6
          • threat
            • 3.Be6
              • 3...Ke8
                • 4.Rg8#
          • 2...Kf7
            • 3.Be6+
              • 3...Ke8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
          • 2...Ke8
            • 3.Be6
              • threat
                • 4.Rg8#
              • 3...Kd8
                • 4.Rg8#
              • 3...Kf8
                • 4.Rg8#
            • 3.Rf6
              • 3...Kd8
                • 4.Rf8#

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).