Problem Display
PID: 226020 (7K/5k2/5P2/6R1/4R3/8/8/8 w - - 0 1)

Radchenko, Sergei Vladimirovich

Praca, 1992

7K/5k2/5P2/6R1/4R3/8/8/8

#3

4 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Ree5?
      • 1...Kxf6
        • 2.Kh7
          • 2...Kf7
            • 3.Rgf5#
      • 1...Kf8!
    • 1.Re7+?
      • 1...Kf8
        • 2.Rg8#
      • 1...Kxf6!
    • 1.Rg7+?
      • 1...Kf8
        • 2.Ra4
          • 2...Ke8
            • 3.Ra8#
        • 2.Rb4
          • 2...Ke8
            • 3.Rb8#
        • 2.Rc4
          • 2...Ke8
            • 3.Rc8#
      • 1...Kxf6!
  • Keys
    • 1.Kh7!
      • 1...Kxf6
        • 2.Ree5
          • 2...Kf7
            • 3.Rgf5#
        • 2.Ra5
          • 2...Kf7
            • 3.Rf5#
        • 2.Rb5
          • 2...Kf7
            • 3.Rf5#
        • 2.Rc5
          • 2...Kf7
            • 3.Rf5#
        • 2.Rd5
          • 2...Kf7
            • 3.Rf5#
        • 2.Rge5
          • 2...Kf7
            • 3.Rf4#
            • 3.Rf5#
        • 2.Rh5
          • 2...Kf7
            • 3.Rf5#
      • 1...Kf8
        • 2.Kg6
          • 2...Kg8
            • 3.Re8#
        • 2.f7
          • 2...Kxf7
            • 3.Rf5#

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).