Problem Display
PID: 215795 (1N5R/5p2/1k1N4/5P2/2pPp3/2P5/8/7K w - - 0 1)

Kondelik, Karel

Zlata Praha, 1888

1N5R/5p2/1k1N4/5P2/2pPp3/2P5/8/7K

#4

7 + 4


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rh2!
      • threat
        • 2.Rb2+
          • 2...Ka5
            • 3.Sxc4+
              • 3...Ka4
                • 4.Rb4#
            • 3.Rb4
              • threat
                • 4.Sxc4#
                • 4.Sb7#
          • 2...Ka7
            • 3.Sd7
              • threat
                • 4.Ra2#
              • 3...Ka6
                • 4.Ra2#
              • 3...Ka8
                • 4.Ra2#
          • 2...Kc7
            • 3.Rb7+
              • 3...Kxd6
                • 4.Rd7#
              • 3...Kd8
                • 4.Sc6#
                • 4.Rd7#
      • 1...Ka5
        • 2.Rb2
          • threat
            • 3.Sxc4+
              • 3...Ka4
                • 4.Rb4#
            • 3.Rb4
              • threat
                • 4.Sxc4#
                • 4.Sb7#
          • 2...Ka4
            • 3.Sxc4
              • threat
                • 4.Rb4#
      • 1...Kc7
        • 2.Rb2
          • threat
            • 3.Rb7+
              • 3...Kxd6
                • 4.Rd7#
              • 3...Kd8
                • 4.Sc6#
                • 4.Rd7#
          • 2...Kxd6
            • 3.Rb7
              • threat
                • 4.Rd7#
              • 3...Kd5
                • 4.Rd7#
          • 2...Kd8
            • 3.Rb7
              • threat
                • 4.Sc6#
                • 4.Rd7#
      • 1...f6
        • 2.Rb2+
          • 2...Ka5
            • 3.Sxc4+
              • 3...Ka4
                • 4.Rb4#
            • 3.Rb4
              • 3...e3
                • 4.Sxc4#
                • 4.Sb7#
          • 2...Ka7
            • 3.Sd7
              • threat
                • 4.Ra2#
              • 3...Ka6
                • 4.Ra2#
              • 3...Ka8
                • 4.Ra2#
          • 2...Kc7
            • 3.Rb7+
              • 3...Kxd6
                • 4.Rd7#
              • 3...Kd8
                • 4.Sc6#
                • 4.Rd7#

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).