Problem Display
PID: 239342 (rb3r2/kpP5/pp6/8/5B2/8/R7/K2Q4 w - - 0 1)

Monroe, Will D

Chicago Tribune, 1876

rb3r2/kpP5/pp6/8/5B2/8/R7/K2Q4

#3

5 + 7


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Rxf4
      • 2.c8S#
    • 1...Rf5
      • 2.c8S#
    • 1...Rf6
      • 2.c8S#
    • 1...Rf7
      • 2.c8S#
  • Tries
    • 1.Qd7?
      • threat
        • 2.Rxa6+
          • 2...Kxa6
            • 3.Qa4#
          • 2...bxa6
            • 3.cxb8Q#
            • 3.cxb8S#
            • 3.cxb8B#
            • 3.cxb8R#
            • 3.c8S#
      • 1...Bxc7
        • 2.Rxa6+
          • 2...Kxa6
            • 3.Qa4#
          • 2...Kb8
            • 3.Bxc7#
            • 3.Qxc7#
          • 2...bxa6
            • 3.Qxc7#
      • 1...b5
        • 2.Be3+
          • 2...b6
            • 3.c8S#
      • 1...Rc8
        • 2.Rxa6+
          • 2...Kxa6
            • 3.Qa4#
          • 2...bxa6
            • 3.cxb8Q#
            • 3.cxb8B#
      • 1...Rd8
        • 2.Rxa6+
          • 2...Kxa6
            • 3.Qa4#
          • 2...bxa6
            • 3.cxb8Q#
            • 3.cxb8B#
            • 3.c8S#
      • 1...a5!
  • Keys
    • 1.Rxa6+!
      • 1...bxa6
        • 2.Qd7
          • threat
            • 3.cxb8Q#
            • 3.cxb8S#
            • 3.cxb8B#
            • 3.cxb8R#
            • 3.c8S#
          • 2...Kb7
            • 3.cxb8Q#
            • 3.cxb8S#
            • 3.cxb8B#
            • 3.cxb8R#
            • 3.c8Q#
            • 3.c8B#
          • 2...Bxc7
            • 3.Qxc7#

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).