Problem Display
PID: 142790 (8/1p6/1r6/p6Q/1kB2R2/8/1N6/7K w - - 0 1)

Raymond, Guy

Brentano's Chess Monthly, 1881

8/1p6/1r6/p6Q/1kB2R2/8/1N6/7K

#3

5 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...Ra6
      • 2.Rf3
        • threat
          • 3.Rb3#
          • 3.Qb5#
  • Tries
    • 1.Sd3+?
      • 1...Ka4
        • 2.Qd1+
          • 2...Ka3
            • 3.Qa1#
          • 2...Rb3
            • 3.Qxb3#
      • 1...Kc3!
  • Keys
    • 1.Rf3!
      • threat
        • 2.Rb3#
      • 1...a4
        • 2.Rh3
          • 2...Rb5
            • 3.Qxb5#
          • 2...Ra6
            • 3.Qb5#
          • 2...Rc6
            • 3.Qb5#
          • 2...Rd6
            • 3.Qb5#
          • 2...Re6
            • 3.Qb5#
          • 2...Rf6
            • 3.Qb5#
          • 2...Rg6
            • 3.Qb5#
          • 2...Rh6
            • 3.Qb5#
          • 2...a3
            • 3.Rb3#

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).