Problem Display
PID: 25096 (8/4pp2/bB1Pp3/rpR1P3/3k3K/1PNp3p/P1pp1P2/2rn4 w - - 0 1)

Chepizhni, Viktor Ivanovich

Rudenko, Valentin Fedorovich

Sp. Prize, Sachove umeni (Ceskoslovensky sach), 1973

8/4pp2/bB1Pp3/rpR1P3/3k3K/1PNp3p/P1pp1P2/2rn4

#3

9 + 13


SOLUTION


  • SOUND
  • Sets
    • 1...b4
      • 2.Rd5+
        • 2...Kxc3
          • 3.Bd4#
  • Keys
    • 1.Kg4!
      • threat
        • 2.Kf4
          • threat
            • 3.Rc4#
            • 3.Rc6#
            • 3.Rc7#
            • 3.Rc8#
          • 2...Sxc3
            • 3.Rxb5#
      • 1...Sxf2+
        • 2.Kf4
          • threat
            • 3.Rc4#
            • 3.Rc6#
            • 3.Rc7#
            • 3.Rc8#
      • 1...Se3+
        • 2.fxe3+
          • 2...Kxe3
            • 3.Rc4#
            • 3.Rxb5#
            • 3.Rd5#
            • 3.Rc6#
            • 3.Rc7#
            • 3.Rc8#
      • 1...Sxc3
        • 2.Rxb5+
          • 2...Ke4
            • 3.f3#
      • 1...exd6
        • 2.Rc4+
          • 2...Kxe5
            • 3.Bd4#
      • 1...Ra4
        • 2.Kf4
          • threat
            • 3.Rc4#
            • 3.Rc6#
            • 3.Rc7#
            • 3.Rc8#
          • 2...Sxc3
            • 3.Rxb5#
          • 2...Rc4
            • 3.Rxc4#
      • 1...Bc8
        • 2.Kf4
          • threat
            • 3.Rc4#
            • 3.Rc6#
            • 3.Rc7#
            • 3.Rxc8#
          • 2...Sxc3
            • 3.Rxb5#
      • 1...Sb2
        • 2.Kf4
          • threat
            • 3.Rc4#
            • 3.Rc6#
            • 3.Rc7#
            • 3.Rc8#
          • 2...Sc4
            • 3.Rxc4#
      • 1...b4
        • 2.Rd5+
          • 2...Kxc3
            • 3.Bd4#
      • 1...f6
        • 2.Rc6+
          • 2...Kxe5
            • 3.f4#

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).