Problem Display
PID: 263466 (7R/6k1/8/7K/8/8/8/7R w - - 0 1)

Zimmer, Eligiusz

Zadachi i Etyudi, 2009

7R/6k1/8/7K/8/8/8/7R

#3

3 + 1


3713 Snap 2022

SOLUTION


  • SOUND
  • Tries
    • 1.Rf8?
      • threat
        • 2.Rhf1
          • 2...Kh7
            • 3.R1f7#
      • 1...Kh7
        • 2.Rhf1
          • 2...Kg7
            • 3.R1f7#
      • 1...Kxf8!
  • Keys
    • 1.Re1!
      • 1...Kf6
        • 2.Rh7
          • 2...Kf5
            • 3.Rf7#
      • 1...Kf7
        • 2.Kh6
          • 2...Kf6
            • 3.Rf8#
      • 1...Kxh8
        • 2.Kg6
          • 2...Kg8
            • 3.Re8#

Anticipated by 33703(1889), 196395(1893), 210955(1927), 3718(1944)

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).