Problem Display
PID: 31120 (1b2kB1R/8/3RP3/1p6/8/6K1/8/5b2 w - - 0 1)

Warton, Joseph John

Warton, Thomas Joseph

The Problemist, 1950

1b2kB1R/8/3RP3/1p6/8/6K1/8/5b2

#3

5 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...Bxd6+
      • 2.Bxd6#
    • 1...Ba7
      • 2.Rb6
        • threat
          • 3.Ba3#
          • 3.Bb4#
          • 3.Bc5#
          • 3.Bd6#
        • 2...Kd8
          • 3.Bd6#
      • 2.Rd8+
        • 2...Kxd8
          • 3.Bd6#
  • Keys
    • 1.Kf2!
      • threat
        • 2.Rd8+
          • 2...Kxd8
            • 3.Bd6#
      • 1...Ba7+
        • 2.Rb6
          • threat
            • 3.Ba3#
            • 3.Bb4#
            • 3.Bc5#
            • 3.Bd6#
          • 2...Kd8
            • 3.Bd6#
      • 1...Bc7
        • 2.Rd8+
          • 2...Kxd8
            • 3.Ba3#
            • 3.Bb4#
            • 3.Bc5#
            • 3.Bd6#
          • 2...Bxd8
            • 3.Ba3#
            • 3.Bb4#
            • 3.Bc5#
            • 3.Bd6#

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).