Problem Display
PID: 133906 (5B2/4P3/8/2kN4/1p6/2N1K3/8/8 w - - 0 1)

Cheney, George Nelson

New York Clipper, 1862

5B2/4P3/8/2kN4/1p6/2N1K3/8/8

#3

5 + 2


1679 American Chess Nuts 1868
1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Sets
    • 1...Kd6
      • 2.e8Q#
    • 1...b3
      • 2.e8Q+
        • 2...Kc4
          • 3.Qa4#
          • 3.Qb5#
          • 3.Qc6#
          • 3.Qe4#
          • 3.Qc8#
      • 2.e8B+
        • 2...Kc4
          • 3.Bb5#
  • Tries
    • 1.Kd3?
      • threat
        • 2.e8Q#
        • 2.e8B#
      • 1...bxc3
        • 2.e8Q+
          • 2...Kxd5
            • 3.Qe4#
      • 1...Kc6!
  • Keys
    • 1.e8B+!
      • 1...Kc4
        • 2.Ba4
          • 2...bxc3
            • 3.Sb6#
          • 2...b3
            • 3.Bb5#

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).