Problem Display
PID: 118093 (4r3/8/4P3/4P3/4R3/2N1K1N1/4P3/4k3 w - - 0 1)

Pauly, Wolfgang

Deutsches Wochenschach, 1918

4r3/8/4P3/4P3/4R3/2N1K1N1/4P3/4k3

#5

7 + 2


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Rb4!
      • threat
        • 2.Rb1#
      • 1...Rb8
        • 2.Sb5
          • threat
            • 3.Rb1#
          • 2...Kd1
            • 3.Rb1+
              • 3...Kc2
                • 4.Sa3+
                  • 4...Kc3
                    • 5.Se4#
          • 2...Rxb5
            • 3.Rxb5
              • 3...Kd1
                • 4.Rc5
                  • 4...Ke1
                    • 5.Rc1#
          • 2...Rd8
            • 3.Sa3
              • threat
                • 4.Rb1+
                  • 4...Rd1
                    • 5.Sc2#
              • 3...Rd3+
                • 4.exd3
                  • 4...Kd1
                    • 5.Rb1#
              • 3...Rd2
                • 4.Rb1+
                  • 4...Rd1
                    • 5.Sc2#
              • 3...Rd4
                • 4.Rb1+
                  • 4...Rd1
                    • 5.Sc2#
              • 3...Rd5
                • 4.Rb1+
                  • 4...Rd1
                    • 5.Sc2#
              • 3...Rd6
                • 4.Rb1+
                  • 4...Rd1
                    • 5.Sc2#
                • 4.exd6
                  • 4...Kd1
                    • 5.Rb1#
              • 3...Rd7
                • 4.Rb1+
                  • 4...Rd1
                    • 5.Sc2#
                • 4.exd7
                  • 4...Kd1
                    • 5.Rb1#
              • 3...Rb8
                • 4.Rxb8
                  • 4...Kd1
                    • 5.Rb1#
              • 3...Rc8
                • 4.Rb1+
                  • 4...Rc1
                    • 5.Rxc1#

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).