Problem Display
PID: 252888 (8/8/8/NkN5/2p5/2K4R/8/8 w - - 0 1)

Matreinin, Mikhail Vasilevich

Zadachi i Etyudi, 2005

8/8/8/NkN5/2p5/2K4R/8/8

#4

4 + 2


3713 Snap 2021
  • SOUND
  • Keys
    • 1.Sa4!
      • 1...Kxa4
        • 2.Kxc4
          • 2...Kxa5
            • 3.Rh6
              • 3...Ka4
                • 4.Ra6#
      • 1...Kxa5
        • 2.Kxc4
          • threat
            • 3.Rh6
              • 3...Kxa4
                • 4.Ra6#
          • 2...Kxa4
            • 3.Kc5
              • 3...Ka5
                • 4.Ra3#
          • 2...Ka6
            • 3.Rh7
              • 3...Ka5
                • 4.Ra7#
      • 1...Ka6
        • 2.Kxc4
          • threat
            • 3.Rh7
              • 3...Kxa5
                • 4.Ra7#
          • 2...Kxa5
            • 3.Rh6
              • 3...Kxa4
                • 4.Ra6#
          • 2...Ka7
            • 3.Rh8
              • 3...Ka6
                • 4.Ra8#

Anticipated by 26287(1942)



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).