Problem Display
PID: 163082 (4Q1R1/5p2/K4k2/8/3p4/3B4/8/8 w - - 0 1)

Leopold, Dr Rudolf L

Deutsche Schachzeitung, 1923

4Q1R1/5p2/K4k2/8/3p4/3B4/8/8

#3

4 + 3


14986 White-Hume Collection 2017

SOLUTION


  • SOUND
  • Tries
    • 1.Rf8?
      • 1...Kg7
        • 2.Qxf7+
          • 2...Kh6
            • 3.Qg6#
      • 1...Kg5!
    • 1.Qb5?
      • threat
        • 2.Re8
          • 2...Kg7
            • 3.Qg5#
      • 1...Ke7
        • 2.Qe5+
          • 2...Kd7
            • 3.Bb5#
      • 1...Ke6!
    • 1.Qc6+?
      • 1...Ke7
        • 2.Re8#
      • 1...Ke5!
    • 1.Qb8?
      • threat
        • 2.Qd6#
      • 1...Ke7
        • 2.Re8+
          • 2...Kf6
            • 3.Qe5#
          • 2...Kd7
            • 3.Bb5#
        • 2.Qe5+
          • 2...Kd7
            • 3.Bb5#
        • 2.Qd8+
          • 2...Ke6
            • 3.Re8#
      • 1...Ke6!
    • 1.Qc8?
      • 1...Ke7
        • 2.Qd8+
          • 2...Ke6
            • 3.Re8#
      • 1...Ke5!
    • 1.Qd8+?
      • 1...Ke6
        • 2.Re8#
      • 1...Ke5!
  • Keys
    • 1.Rh8!
      • threat
        • 2.Rh5
          • 2...Kg7
            • 3.Qh8#
      • 1...Kg5
        • 2.Qe5+
          • 2...Kg4
            • 3.Be2#
          • 2...f5
            • 3.Qxf5#
      • 1...Kg7
        • 2.Qe7
          • 2...Kxh8
            • 3.Qf8#

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).