Problem Display
PID: 130990 (5b2/4p2p/5p2/1p1Rpp2/1Nk2p2/8/1KN5/6R1 w - - 0 1)

Gold, Samuel

Checkmate, 1902

5b2/4p2p/5p2/1p1Rpp2/1Nk2p2/8/1KN5/6R1

#3

5 + 9


6490 yacpdb 2009

SOLUTION


  • COOKED
  • Tries
    • 1.Se3+?
      • 1...fxe3
        • 2.Ka3
          • threat
            • 3.Rc1#
          • 2...Kc3
            • 3.Rc1#
      • 1...Kxb4!
    • 1.Rgd1?
      • threat
        • 2.Sc6
          • threat
            • 3.Sa3#
            • 3.Sa5#
        • 2.R1d3
          • threat
            • 3.Rc3#
      • 1...f3
        • 2.Sa2
          • threat
            • 3.Sa3#
            • 3.Se3#
        • 2.Sa6
          • threat
            • 3.Sa3#
            • 3.Se3#
            • 3.Rc5#
        • 2.Sc6
          • threat
            • 3.Sa3#
            • 3.Se3#
            • 3.Sa5#
        • 2.R1d3
          • threat
            • 3.Rc3#
      • 1...e6!
    • 1.Rg3?
      • threat
        • 2.Rc3#
      • 1...f3
        • 2.Rxf3
          • threat
            • 3.Rc3#
      • 1...fxg3!
    • 1.Rg7?
      • threat
        • 2.Rd6
          • threat
            • 3.Rc6#
          • 2...Kc5
            • 3.Rc6#
          • 2...exd6
            • 3.Rc7#
          • 2...e6
            • 3.Rc7#
      • 1...e4
        • 2.Rd6
          • threat
            • 3.Rc6#
          • 2...Kc5
            • 3.Rc6#
          • 2...exd6
            • 3.Rc7#
          • 2...e5
            • 3.Rc7#
          • 2...e6
            • 3.Rc7#
      • 1...e6
        • 2.Rc7+
          • 2...Bc5
            • 3.Rdxc5#
            • 3.Rcxc5#
      • 1...Bxg7!
  • Keys
    • 1.Ka3!
      • threat
        • 2.Sa1
          • threat
            • 3.Rc1#
          • 2...Kc3
            • 3.Rc1#
        • 2.Se3+
          • 2...Kc3
            • 3.Sa2#
            • 3.Rc1#
            • 3.Rd3#
          • 2...fxe3
            • 3.Rc1#
        • 2.Rc1
          • threat
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
            • 3.Sd4#
          • 2...Kc3
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
      • 1...Kc3
        • 2.Sa1
          • threat
            • 3.Rc1#
          • 2...Kc4
            • 3.Rc1#
        • 2.Se3
          • threat
            • 3.Sa2#
            • 3.Rc1#
            • 3.Rd3#
        • 2.Rc1
          • threat
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
          • 2...Kc4
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
            • 3.Sd4#
      • 1...Bh6
        • 2.Se3+
          • 2...Kc3
            • 3.Sa2#
            • 3.Rc1#
            • 3.Rd3#
          • 2...fxe3
            • 3.Rc1#
        • 2.Rc1
          • threat
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
            • 3.Sd4#
          • 2...Kc3
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
      • 1...f3
        • 2.Se3+
          • 2...Kc3
            • 3.Sa2#
            • 3.Rc1#
            • 3.Rd3#
        • 2.Rc1
          • threat
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
            • 3.Sd4#
          • 2...Kc3
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
      • 1...e4
        • 2.Sa1
          • threat
            • 3.Rc1#
          • 2...Kc3
            • 3.Rc1#
        • 2.Se3+
          • 2...Kc3
            • 3.Sa2#
            • 3.Rc1#
          • 2...fxe3
            • 3.Rc1#
        • 2.Rc1
          • threat
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
            • 3.Sd4#
          • 2...Kc3
            • 3.Sa1#
            • 3.Se1#
            • 3.Se3#
      • 1...e6
        • 2.Se3+
          • 2...Kc3
            • 3.Rc1#
            • 3.Rd3#
          • 2...fxe3
            • 3.Rc1#
    • 1.Rg8!
      • threat
        • 2.Rxf8
          • threat
            • 3.Rc8#

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).