Problem Display
PID: 106544 (2k4n/R2R4/1p1p4/3p3P/1b4K1/3pP3/8/5B2 w - - 0 1)

Opalek, Cyril

Praca, 1950

2k4n/R2R4/1p1p4/3p3P/1b4K1/3pP3/8/5B2

#3

6 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Rdc7+?
      • 1...Kd8
        • 2.Rg7
          • threat
            • 3.Ra8#
            • 3.Rg8#
          • 2...Kc8
            • 3.Ra8#
            • 3.Rg8#
          • 2...Ke8
            • 3.Ra8#
            • 3.Rg8#
      • 1...Kb8!
    • 1.Re7?
      • threat
        • 2.Ra8#
        • 2.Re8#
      • 1...Kd8
        • 2.Rg7
          • threat
            • 3.Ra8#
            • 3.Rg8#
          • 2...Kc8
            • 3.Ra8#
            • 3.Rg8#
          • 2...Ke8
            • 3.Ra8#
            • 3.Rg8#
      • 1...Kb8!
    • 1.Rg7?
      • threat
        • 2.Ra8#
        • 2.Rg8#
      • 1...Sf7
        • 2.Raxf7
          • threat
            • 3.Rf8#
            • 3.Rg8#
          • 2...Kb8
            • 3.Rf8#
            • 3.Rg8#
          • 2...Kd8
            • 3.Rf8#
            • 3.Rg8#
      • 1...Kb8!
    • 1.Rh7?
      • threat
        • 2.Ra8#
        • 2.Rxh8#
      • 1...Sf7
        • 2.Raxf7
          • threat
            • 3.Rf8#
            • 3.Rh8#
          • 2...Kb8
            • 3.Rf8#
            • 3.Rh8#
          • 2...Kd8
            • 3.Rf8#
            • 3.Rh8#
      • 1...Kb8!
  • Keys
    • 1.Bh3!
      • threat
        • 2.Kf3
          • threat
            • 3.Ra8#
          • 2...Kb8
            • 3.Rdb7#
      • 1...Kb8
        • 2.Kf3
          • threat
            • 3.Rdb7#
          • 2...Kc8
            • 3.Ra8#
      • 1...Sg6
        • 2.Kg5
          • threat
            • 3.Ra8#
          • 2...Kb8
            • 3.Rdb7#
      • 1...Sf7
        • 2.Kf4
          • threat
            • 3.Ra8#
          • 2...Kb8
            • 3.Rdb7#
      • 1...d2
        • 2.Kg3
          • threat
            • 3.Ra8#
          • 2...Kb8
            • 3.Rdb7#

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).