Problem Display
PID: 95506 (7R/4p1p1/4Pk2/3P4/4K3/5p2/5P2/7R w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

Riga Zeitung, 1908

7R/4p1p1/4Pk2/3P4/4K3/5p2/5P2/7R

#3

6 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kg5
      • 2.Ke5
        • threat
          • 3.Rg1#
        • 2...Kg4
          • 3.Rg1#
        • 2...Kg6
          • 3.Rg1#
      • 2.Rg1+
        • 2...Kf6
          • 3.Rf8#
    • 1...Kg6
      • 2.Ke5
        • 2...Kg5
          • 3.Rg1#
      • 2.Rg1+
        • 2...Kf6
          • 3.Rf8#
    • 1...g5
      • 2.Rg8
        • 2...g4
          • 3.Rh6#
  • Tries
    • 1.R1h3?
      • 1...Kg5
        • 2.Ke5
          • threat
            • 3.Rg3#
          • 2...Kg4
            • 3.Rg3#
          • 2...Kg6
            • 3.Rg3#
        • 2.Rg3+
          • 2...Kf6
            • 3.Rf8#
      • 1...Kg6
        • 2.Ke5
          • 2...Kg5
            • 3.Rg3#
        • 2.Rg3+
          • 2...Kf6
            • 3.Rf8#
      • 1...g5
        • 2.Rg8
          • 2...g4
            • 3.Rh6#
      • 1...g6!
    • 1.Rf8+?
      • 1...Kg5
        • 2.Rg1+
          • 2...Kh4
            • 3.Rh8#
          • 2...Kh5
            • 3.Rh8#
          • 2...Kh6
            • 3.Rh8#
      • 1...Kg6!
  • Keys
    • 1.Rg8!
      • 1...Kg5
        • 2.Rg1+
          • 2...Kh4
            • 3.Rh8#
          • 2...Kh5
            • 3.Rh8#
          • 2...Kf6
            • 3.Rf8#
          • 2...Kh6
            • 3.Rh8#
      • 1...Kg6
        • 2.Ke5
          • 2...Kg5
            • 3.Rxg7#
      • 1...g6
        • 2.Rh6
          • 2...Kg5
            • 3.Rgxg6#

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).