Problem Display
PID: 30057 (8/2p2R2/2pk4/K7/4PP2/4P3/P3P3/2R5 w - - 0 1)

Goswami, GS

The Problemist, 1963

8/2p2R2/2pk4/K7/4PP2/4P3/P3P3/2R5

#3

8 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Rd1+?
      • 1...Kc5
        • 2.Rd2
          • 2...Kc4
            • 3.Rc2#
        • 2.Rf5+
          • 2...Kc4
            • 3.Rc1#
        • 2.Rf6
          • 2...Kc4
            • 3.Rc1#
            • 3.Rxc6#
        • 2.Rxc7
          • 2...Kc4
            • 3.Rc1#
            • 3.Rxc6#
        • 2.Rfd7
          • 2...Kc4
            • 3.Rc1#
        • 2.Re7
          • 2...Kc4
            • 3.Rc1#
        • 2.Rg7
          • 2...Kc4
            • 3.Rc1#
        • 2.Rh7
          • 2...Kc4
            • 3.Rc1#
        • 2.Rf8
          • 2...Kc4
            • 3.Rc1#
        • 2.f5
          • 2...Kc4
            • 3.Rc1#
      • 1...Ke6!
    • 1.Rg1?
      • 1...Kc5
        • 2.Rd1
          • 2...Kc4
            • 3.Rc1#
        • 2.Rg6
          • 2...Kc4
            • 3.Rxc6#
        • 2.Rf6
          • 2...Kc4
            • 3.Rc1#
            • 3.Rxc6#
        • 2.Rd7
          • 2...Kc4
            • 3.Rc1#
      • 1...Ke6!
    • 1.Rh1?
      • 1...Kc5
        • 2.Rd1
          • 2...Kc4
            • 3.Rc1#
        • 2.Rh6
          • 2...Kc4
            • 3.Rxc6#
        • 2.Rf6
          • 2...Kc4
            • 3.Rc1#
            • 3.Rxc6#
        • 2.Rd7
          • 2...Kc4
            • 3.Rc1#
      • 1...Ke6!
    • 1.Rxc7?
      • threat
        • 2.R1xc6#
      • 1...c5
        • 2.R1xc5
          • 2...Ke6
            • 3.R5c6#
      • 1...Kxc7!
    • 1.Rg7?
      • 1...Ke6
        • 2.Rxc6#
      • 1...c5!
    • 1.Rh7?
      • 1...Ke6
        • 2.Rxc6#
      • 1...c5!
  • Keys
    • 1.Rc5!
      • threat
        • 2.Rcf5
          • 2...Ke6
            • 3.R5f6#
          • 2...c5
            • 3.R5f6#
      • 1...Kxc5
        • 2.Rf6
          • 2...Kc4
            • 3.Rxc6#
      • 1...Ke6
        • 2.Rxc7
          • threat
            • 3.R5xc6#
          • 2...Kd6
            • 3.R5xc6#
          • 2...Kf6
            • 3.R5xc6#

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).