Problem Display
PID: 248454 (5K1k/6pN/7R/8/8/8/8/4nb2 w - - 0 1)

Speckmann, Werner

Suddeutsche Schachzeitung, 1961

5K1k/6pN/7R/8/8/8/8/4nb2

#4

3 + 4


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Rh2!
      • threat
        • 2.Sg5+
          • 2...Bh3
            • 3.Rxh3#
        • 2.Sf6+
          • 2...Bh3
            • 3.Rxh3#
      • 1...Bh3
        • 2.Rxh3
          • threat
            • 3.Sg5#
            • 3.Sf6#
          • 2...Sg2
            • 3.Sg5+
              • 3...Sh4
                • 4.Rxh4#
            • 3.Sf6+
              • 3...Sh4
                • 4.Rxh4#
          • 2...Sf3
            • 3.Sg5+
              • 3...Sh4
                • 4.Rxh4#
            • 3.Sf6+
              • 3...Sh4
                • 4.Rxh4#
        • 2.Sg5
          • threat
            • 3.Rxh3#
          • 2...Sg2
            • 3.Rxh3+
              • 3...Sh4
                • 4.Rxh4#
          • 2...Sf3
            • 3.Rxh3+
              • 3...Sh4
                • 4.Rxh4#
        • 2.Sf6
          • threat
            • 3.Rxh3#
          • 2...Sg2
            • 3.Rxh3+
              • 3...Sh4
                • 4.Rxh4#
          • 2...Sf3
            • 3.Rxh3+
              • 3...Sh4
                • 4.Rxh4#
      • 1...Sf3
        • 2.Rh5
          • threat
            • 3.Sg5#
            • 3.Sf6#
          • 2...Bd3
            • 3.Sg5+
              • 3...Bh7
                • 4.Sf7#
                • 4.Rxh7#
            • 3.Sf6+
              • 3...Bh7
                • 4.Rxh7#
          • 2...g6
            • 3.Rh6
              • threat
                • 4.Sg5#
                • 4.Sf6#
              • 3...Sg5
                • 4.Sxg5#

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).