Problem Display
PID: 199596 (3N2B1/p4p1r/P2p2pP/R1pkp2P/1p1b1pR1/3Q4/8/7K w - - 0 1)

le Grand, Henk

The Problemist, 1982

3N2B1/p4p1r/P2p2pP/R1pkp2P/1p1b1pR1/3Q4/8/7K

#3

9 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...Rxh6
      • 2.Bxf7#
    • 1...Rg7
      • 2.hxg7
        • threat
          • 3.Bxf7#
        • 2...e4
          • 3.Rg5#
    • 1...Rh8
      • 2.Bxf7#
    • 1...f3
      • 2.Qb3#
    • 1...e4
      • 2.Rg5#
  • Tries
    • 1.Rxf4?
      • threat
        • 2.Qb3#
      • 1...e4
        • 2.Rxe4
          • threat
            • 3.Qxd4#
      • 1...exf4!
    • 1.Rxg6?
      • 1...Rg7
        • 2.Rxg7
          • threat
            • 3.Bxf7#
          • 2...e4
            • 3.Rg5#
        • 2.hxg7
          • threat
            • 3.Bxf7#
          • 2...e4
            • 3.Rg5#
      • 1...f3
        • 2.Rg4
          • threat
            • 3.Qb3#
          • 2...e4
            • 3.Rg5#
          • 2...b3
            • 3.Qxb3#
      • 1...b3!
    • 1.hxg6?
      • threat
        • 2.gxh7
          • threat
            • 3.Bxf7#
          • 2...e4
            • 3.Rg5#
      • 1...Rg7
        • 2.hxg7
          • threat
            • 3.Bxf7#
          • 2...e4
            • 3.Rg5#
      • 1...Rxh6+!
  • Keys
    • 1.Rg5!
      • 1...gxh5
        • 2.Bxh7
          • threat
            • 3.Be4#
            • 3.Qb3#
          • 2...f5
            • 3.Bg8#
      • 1...b3
        • 2.Ra4
          • threat
            • 3.Qf3#
          • 2...c4
            • 3.Ra5#
          • 2...f3
            • 3.Qxf3#
      • 1...Rg7
        • 2.hxg7
          • threat
            • 3.Bxf7#
      • 1...f3
        • 2.Rg4
          • threat
            • 3.Qb3#
          • 2...e4
            • 3.Rg5#
          • 2...b3
            • 3.Qxb3#

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).