Problem Display
PID: 191236 (6n1/8/8/8/8/2p5/2R5/R2K1k2 w - - 0 1)

Wurzburg, Otto

Der Westen, 1914

6n1/8/8/8/8/2p5/2R5/R2K1k2

#3

3 + 3


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Ra4?
      • threat
        • 2.Re4
          • threat
            • 3.Re1#
          • 2...Kg1
            • 3.Re1#
      • 1...Kg1
        • 2.Re4
          • threat
            • 3.Re1#
          • 2...Kf1
            • 3.Re1#
          • 2...Kh1
            • 3.Re1#
      • 1...Sf6!
    • 1.Ra5?
      • threat
        • 2.Re5
          • threat
            • 3.Re1#
          • 2...Kg1
            • 3.Re1#
      • 1...Kg1
        • 2.Re5
          • threat
            • 3.Re1#
          • 2...Kf1
            • 3.Re1#
          • 2...Kh1
            • 3.Re1#
      • 1...Sf6!
    • 1.Ra6?
      • threat
        • 2.Re6
          • threat
            • 3.Re1#
          • 2...Kg1
            • 3.Re1#
      • 1...Kg1
        • 2.Re6
          • threat
            • 3.Re1#
          • 2...Kf1
            • 3.Re1#
          • 2...Kh1
            • 3.Re1#
      • 1...Sf6!
    • 1.Rd2?
      • threat
        • 2.Kc2#
      • 1...c2+
        • 2.Kxc2#
      • 1...Kg1
        • 2.Kc2#
      • 1...cxd2!
    • 1.Rf2+?
      • 1...Kg1
        • 2.Ke2#
      • 1...Kxf2!
    • 1.Rh2?
      • threat
        • 2.Kc2#
      • 1...c2+
        • 2.Kxc2#
      • 1...Kg1!
  • Keys
    • 1.Kc1!
      • threat
        • 2.Kb1
          • threat
            • 3.Ka2#
          • 2...Ke1
            • 3.Ka2#
          • 2...Kg1
            • 3.Ka2#
      • 1...Ke1
        • 2.Rh2
          • threat
            • 3.Kc2#
          • 2...Kf1
            • 3.Kc2#
          • 2...c2
            • 3.Kxc2#
      • 1...Kg1
        • 2.Kb1
          • threat
            • 3.Ka2#
          • 2...Kf1
            • 3.Ka2#
          • 2...Kh1
            • 3.Ka2#

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).