Problem Display
PID: 188252 (8/1pK5/1Pp5/2kP4/3R1R2/8/2P5/8 w - - 0 1)

von Sponer, Gyorgy Janos Andor

Pesti Naplo, 1910

8/1pK5/1Pp5/2kP4/3R1R2/8/2P5/8

#3

6 + 3


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Ra4?
      • threat
        • 2.Ra5#
      • 1...Kxd5
        • 2.Rae4
          • 2...Kc5
            • 3.Re5#
            • 3.Rf5#
          • 2...c5
            • 3.c4#
      • 1...Kb5!
    • 1.Rc4+?
      • 1...Kxd5
        • 2.Rce4
          • 2...Kc5
            • 3.Re5#
            • 3.Rf5#
          • 2...c5
            • 3.c4#
      • 1...Kb5!
    • 1.Rf5?
      • 1...Kb5
        • 2.dxc6+
          • 2...Ka6
            • 3.Ra4#
      • 1...Kxd4!
    • 1.c3?
      • 1...cxd5
        • 2.Rb4
          • 2...d4
            • 3.Rf5#
      • 1...Kb5!
    • 1.dxc6?
      • threat
        • 2.Kxb7
          • 2...Kb5
            • 3.Rd5#
            • 3.Rf5#
      • 1...Kb5
        • 2.Rd5+
          • 2...Ka6
            • 3.Ra4#
        • 2.Rf5+
          • 2...Ka6
            • 3.Ra4#
      • 1...bxc6!
  • Keys
    • 1.Rb4!
      • 1...Kxd5
        • 2.Rbe4
          • 2...Kc5
            • 3.Re5#
            • 3.Rf5#
          • 2...c5
            • 3.c4#
      • 1...cxd5
        • 2.c3
          • 2...d4
            • 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).