Problem Display
PID: 182856 (8/2K5/k1N5/1p1pp3/1R1p4/1P6/8/8 w - - 0 1)

Holzman, Josef

Casopis ceskoslovenskych sachistu, 1907

8/2K5/k1N5/1p1pp3/1R1p4/1P6/8/8

#4

4 + 5


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sxd4!
      • 1...Ka5
        • 2.Rxb5+
          • 2...Ka6
            • 3.b4
              • threat
                • 4.Ra5#
              • 3...Ka7
                • 4.Ra5#
      • 1...Ka7
        • 2.Sxb5+
          • 2...Ka6
            • 3.Kc6
              • threat
                • 4.Ra4#
              • 3...Ka5
                • 4.Ra4#
            • 3.Sa3
              • threat
                • 4.Ra4#
              • 3...Ka5
                • 4.Ra4#
              • 3...Ka7
                • 4.Ra4#
            • 3.Sc3
              • threat
                • 4.Ra4#
              • 3...Ka5
                • 4.Ra4#
              • 3...Ka7
                • 4.Ra4#
            • 3.Sd6
              • threat
                • 4.Ra4#
              • 3...Ka5
                • 4.Ra4#
              • 3...Ka7
                • 4.Ra4#
            • 3.Sa7
              • threat
                • 4.Ra4#
              • 3...Ka5
                • 4.Ra4#
              • 3...Kxa7
                • 4.Ra4#
        • 2.Rxb5
          • threat
            • 3.Ra5#
          • 2...Ka6
            • 3.b4
              • threat
                • 4.Ra5#
              • 3...Ka7
                • 4.Ra5#
      • 1...exd4
        • 2.Rxd4
          • 2...Ka5
            • 3.Kb7
              • 3...b4
                • 4.Rxd5#
          • 2...Ka7
            • 3.Rd1
              • threat
                • 4.Ra1#
              • 3...Ka6
                • 4.Ra1#
              • 3...Ka8
                • 4.Ra1#
            • 3.Rd2
              • threat
                • 4.Ra2#
              • 3...Ka6
                • 4.Ra2#
              • 3...Ka8
                • 4.Ra2#
          • 2...b4
            • 3.Rxd5
              • 3...Ka7
                • 4.Ra5#
      • 1...e4
        • 2.Rxb5
          • threat
            • 3.Rb4
              • threat
                • 4.Ra4#
              • 3...Ka5
                • 4.Ra4#
              • 3...Ka7
                • 4.Ra4#
            • 3.b4
              • threat
                • 4.Ra5#
              • 3...Ka7
                • 4.Ra5#

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).