Problem Display
PID: 44818 (QB1b1N1R/2r1p1k1/4B3/2p2pp1/2P3p1/3b4/p4p2/K1N3nr w - - 0 1)

Cheney, George Nelson

Source?, 0000

QB1b1N1R/2r1p1k1/4B3/2p2pp1/2P3p1/3b4/p4p2/K1N3nr

#3

8 + 13


1679 American Chess Nuts 1868

SOLUTION


  • SOUND
  • Sets
    • 1...Rc6
      • 2.Be5#
    • 1...Ra7
      • 2.Be5#
    • 1...Rb7
      • 2.Be5#
    • 1...Rd7
      • 2.Be5#
    • 1...Rc8
      • 2.Be5#
  • Keys
    • 1.Qxh1!
      • threat
        • 2.Qh6#
      • 1...Kf6
        • 2.Sd7+
          • 2...Kxe6
            • 3.Qd5#
          • 2...Kg6
            • 3.Rg8#
            • 3.Qh6#
            • 3.Qh7#
          • 2...Kg7
            • 3.Rg8#
            • 3.Qh6#
            • 3.Qh7#
          • 2...Rxd7
            • 3.Qh6#
      • 1...Sh3
        • 2.Qb7
          • threat
            • 3.Qb2#
          • 2...Kf6
            • 3.Qb2#
          • 2...Kxh8
            • 3.Qb2#
          • 2...Rxb7
            • 3.Be5#
          • 2...Rd7
            • 3.Be5#

FEATURES


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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).