Problem Display
PID: 186511 (8/2R5/5k2/8/1P6/2K3R1/3P4/n7 w - - 0 1)

Brenander, Oskar Wilhelm

Tidskrift for Schack, 1911

8/2R5/5k2/8/1P6/2K3R1/3P4/n7

#4

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Kd4!
      • 1...Sc2+
        • 2.Ke4
          • threat
            • 3.Rcg7
              • threat
                • 4.R3g6#
              • 3...Ke6
                • 4.R3g6#
          • 2...Se3
            • 3.dxe3
              • 3...Ke6
                • 4.Rg6#
      • 1...Sb3+
        • 2.Kd5
          • threat
            • 3.Rgg7
              • threat
                • 4.Rcf7#
              • 3...Kf5
                • 4.Rcf7#
          • 2...Sc5
            • 3.bxc5
              • 3...Kf5
                • 4.Rf7#
      • 1...Kf5
        • 2.Kd5
          • threat
            • 3.Rf7#
          • 2...Kf4
            • 3.Rcc3
              • threat
                • 4.Rcf3#
              • 3...Kf5
                • 4.Rcf3#
          • 2...Kf6
            • 3.Rgg7
              • threat
                • 4.Rcf7#
              • 3...Kf5
                • 4.Rcf7#
      • 1...Ke6
        • 2.Ke4
          • threat
            • 3.Rg6#
          • 2...Kd6
            • 3.Rgc3
              • threat
                • 4.R3c6#
              • 3...Ke6
                • 4.R3c6#
          • 2...Kf6
            • 3.Rcg7
              • threat
                • 4.R3g6#
              • 3...Ke6
                • 4.R3g6#

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).