Problem Display
PID: 191508 (3R4/7p/5N2/8/5p2/3P4/5p1P/5K1k w - - 0 1)

Traxler, Karel Peter

Casopis ceskoslovenskych sachistu, 1916

3R4/7p/5N2/8/5p2/3P4/5p1P/5K1k

#4

5 + 4


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Rh8!
      • threat
        • 2.Sxh7
          • 2...Kxh2
            • 3.Kxf2
              • threat
                • 4.Sg5#
                • 4.Sf6#
                • 4.Sf8#
              • 3...Kh1
                • 4.Sg5#
                • 4.Sf6#
                • 4.Sf8#
              • 3...Kh3
                • 4.Sf6#
          • 2...f3
            • 3.Kxf2
              • 3...Kxh2
                • 4.Sg5#
                • 4.Sf6#
                • 4.Sf8#
      • 1...f3
        • 2.Sxh7
          • 2...Kxh2
            • 3.Kxf2
              • threat
                • 4.Sg5#
                • 4.Sf6#
                • 4.Sf8#
              • 3...Kh1
                • 4.Sg5#
                • 4.Sf6#
                • 4.Sf8#
              • 3...Kh3
                • 4.Sf6#
      • 1...h5
        • 2.Sxh5
          • threat
            • 3.Sg3+
              • 3...fxg3
                • 4.hxg3#
            • 3.Kxf2
              • 3...Kxh2
                • 4.Sg3#
                • 4.Sxf4#
                • 4.Sf6#
                • 4.Sg7#
              • 3...f3
                • 4.Sg3#
          • 2...Kxh2
            • 3.Kxf2
              • threat
                • 4.Sg3#
                • 4.Sxf4#
                • 4.Sf6#
                • 4.Sg7#
              • 3...Kh1
                • 4.Sg3#
                • 4.Sxf4#
                • 4.Sf6#
                • 4.Sg7#
              • 3...Kh3
                • 4.Sf6#
      • 1...h6
        • 2.Sg4
          • threat
            • 3.Rxh6
              • 3...f3
                • 4.Sxf2#
          • 2...f3
            • 3.Sxh6
              • 3...Kxh2
                • 4.Sf5#
          • 2...h5
            • 3.Rxh5
              • 3...f3
                • 4.Sxf2#

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).