Problem Display
PID: 36617 (1R6/8/p7/2k1K3/p2N4/1p2N3/1P1P2p1/3r4 w - - 0 1)

Zelepukhin, Nikolai Pavlovich

3rd Prize, Shakhmatna misl, 1963

1R6/8/p7/2k1K3/p2N4/1p2N3/1P1P2p1/3r4

#4

6 + 6


1099 WCSC 2000
5926 Chess Solving Yearbook 2000 2004

SOLUTION


  • SOUND
  • Keys
    • 1.Rb7!
      • threat
        • 2.Rc7+
          • 2...Kb4
            • 3.Sd5+
              • 3...Ka5
                • 4.Rc5#
          • 2...Kb6
            • 3.Sd5+
              • 3...Ka5
                • 4.Rc5#
      • 1...Rc1
        • 2.Se6+
          • 2...Kc6
            • 3.Sd8+
              • 3...Kc5
                • 4.d4#
      • 1...Re1
        • 2.Se6+
          • 2...Kc6
            • 3.Sd8+
              • 3...Kc5
                • 4.d4#
      • 1...a3
        • 2.Sxb3+
          • 2...Kc6
            • 3.Sa5+
              • 3...Kc5
                • 4.b4#

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).