Problem Display
PID: 133054 (6R1/4p1Pp/2p1P3/2P2k1p/7P/2B2K2/8/8 w - - 0 1)

von Holzhausen, Walther Freiherr

Deutsche Schachzeitung, 1904

6R1/4p1Pp/2p1P3/2P2k1p/7P/2B2K2/8/8

#3

7 + 5


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Tries
    • 1.Ra8?
      • threat
        • 2.g8Q
          • 2...h6
            • 3.Rf8#
            • 3.Qf7#
      • 1...Kxe6
        • 2.g8Q+
          • 2...Kf5
            • 3.Rf8#
            • 3.Qf7#
          • 2...Kd7
            • 3.Ra7#
            • 3.Qc8#
      • 1...Kg6
        • 2.g8Q+
          • 2...Kf5
            • 3.Rf8#
            • 3.Qf7#
          • 2...Kh6
            • 3.Bd2#
            • 3.Qg5#
            • 3.Qg7#
      • 1...h6!
    • 1.Rb8?
      • threat
        • 2.g8Q
          • 2...h6
            • 3.Rf8#
            • 3.Qf7#
      • 1...Kxe6
        • 2.g8Q+
          • 2...Kf5
            • 3.Rf8#
            • 3.Qf7#
          • 2...Kd7
            • 3.Rb7#
            • 3.Qc8#
      • 1...Kg6
        • 2.g8Q+
          • 2...Kf5
            • 3.Rf8#
            • 3.Qf7#
          • 2...Kh6
            • 3.Bd2#
            • 3.Qg5#
            • 3.Qg7#
      • 1...h6!
    • 1.Rd8?
      • threat
        • 2.g8Q
          • 2...h6
            • 3.Rf8#
            • 3.Qf7#
      • 1...Kxe6
        • 2.Ke4
          • threat
            • 3.g8Q#
            • 3.g8B#
          • 2...Kf7
            • 3.g8Q#
        • 2.Kf4
          • threat
            • 3.g8Q#
            • 3.g8B#
          • 2...Kf7
            • 3.g8Q#
        • 2.g8Q+
          • 2...Kf5
            • 3.Rf8#
            • 3.Qf7#
      • 1...Kg6
        • 2.g8Q+
          • 2...Kf5
            • 3.Rf8#
            • 3.Qf7#
          • 2...Kh6
            • 3.Bd2#
            • 3.Qg5#
            • 3.Qg7#
      • 1...h6!
    • 1.Rf8+?
      • 1...Kg6
        • 2.g8Q+
          • 2...Kh6
            • 3.Bd2#
            • 3.Qg5#
            • 3.Qg7#
        • 2.g8R+
          • 2...Kh6
            • 3.Bd2#
      • 1...Kxe6!
  • Keys
    • 1.Rh8!
      • threat
        • 2.g8Q
          • 2...h6
            • 3.Qf7#
      • 1...Kxe6
        • 2.g8Q+
          • 2...Kf5
            • 3.Qf7#
          • 2...Kd7
            • 3.Qc8#
      • 1...Kg6
        • 2.g8Q+
          • 2...Kf5
            • 3.Qf7#
          • 2...Kh6
            • 3.Bd2#
            • 3.Rxh7#
            • 3.Qxh7#
            • 3.Qg5#
            • 3.Qg7#
      • 1...h6
        • 2.g8B
          • 2...Kg6
            • 3.Bh7#

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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).