Problem Display
PID: 202021 (8/8/4R3/4B3/2P1N1P1/4K3/8/4k3 w - - 0 1)

Pauly, Wolfgang

Schweizerische Schachzeitung, 1923

8/8/4R3/4B3/2P1N1P1/4K3/8/4k3

#3

6 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Kd3?
      • threat
        • 2.Rf6
          • 2...Kd1
            • 3.Rf1#
      • 1...Kd1
        • 2.Ra6
          • threat
            • 3.Ra1#
          • 2...Kc1
            • 3.Ra1#
          • 2...Ke1
            • 3.Ra1#
        • 2.Rh6
          • threat
            • 3.Rh1#
          • 2...Kc1
            • 3.Rh1#
          • 2...Ke1
            • 3.Rh1#
      • 1...Kf1!
    • 1.Kf3?
      • threat
        • 2.Rd6
          • 2...Kf1
            • 3.Rd1#
      • 1...Kf1
        • 2.Ra6
          • threat
            • 3.Ra1#
          • 2...Ke1
            • 3.Ra1#
          • 2...Kg1
            • 3.Ra1#
        • 2.Rb6
          • threat
            • 3.Rb1#
          • 2...Ke1
            • 3.Rb1#
          • 2...Kg1
            • 3.Rb1#
      • 1...Kd1!
    • 1.Rb6?
      • threat
        • 2.Rb1#
      • 1...Kf1
        • 2.Kf3
          • threat
            • 3.Rb1#
          • 2...Ke1
            • 3.Rb1#
          • 2...Kg1
            • 3.Rb1#
      • 1...Kd1!
    • 1.Rh6?
      • threat
        • 2.Rh1#
      • 1...Kd1
        • 2.Kd3
          • threat
            • 3.Rh1#
          • 2...Kc1
            • 3.Rh1#
          • 2...Ke1
            • 3.Rh1#
      • 1...Kf1!
  • Keys
    • 1.Ra6!
      • threat
        • 2.Ra1#
      • 1...Kd1
        • 2.Kd3
          • threat
            • 3.Ra1#
          • 2...Kc1
            • 3.Ra1#
          • 2...Ke1
            • 3.Ra1#
      • 1...Kf1
        • 2.Kf3
          • threat
            • 3.Ra1#
          • 2...Ke1
            • 3.Ra1#
          • 2...Kg1
            • 3.Ra1#

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).