Problem Display
PID: 237686 (2K5/5p1p/4pN2/2P1kPP1/2P3P1/4P1p1/4p1P1/1b2Nr1Q w - - 0 1)

Retter, Yosef

Variantim, 2019

2K5/5p1p/4pN2/2P1kPP1/2P3P1/4P1p1/4p1P1/1b2Nr1Q

#3

11 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Rg1
      • 2.Sf3#
    • 1...Rxh1
      • 2.Sf3#
    • 1...Rf2
      • 2.Sd3+
        • 2...Bxd3
          • 3.Qa1#
    • 1...Rf3
      • 2.Sxf3#
    • 1...Rxf5
      • 2.Sd3+
        • 2...Bxd3
          • 3.Qa1#
    • 1...Ba2
      • 2.Sd3#
    • 1...Bc2
      • 2.Sf3+
        • 2...Rxf3
          • 3.Qa1#
    • 1...Bd3
      • 2.Sxd3#
    • 1...Be4
      • 2.Sd7#
    • 1...Bxf5
      • 2.Sf3+
        • 2...Rxf3
          • 3.Qa1#
  • Keys
    • 1.Qxh7!
      • threat
        • 2.Qxf7
          • threat
            • 3.Qxe6#
            • 3.Qc7#
          • 2...exf5
            • 3.Qd5#
            • 3.Qe8#
            • 3.Qe7#
      • 1...Rxf5
        • 2.Sf3+
          • 2...Rxf3
            • 3.Sd7#
      • 1...Bxf5
        • 2.Sd3+
          • 2...Bxd3
            • 3.Sd7#
      • 1...exf5
        • 2.Qxf7
          • threat
            • 3.Qd5#
            • 3.Qe8#
            • 3.Qe7#

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).