Problem Display
PID: 257605 (2nr3k/p3p1pq/Kp1pB1pN/1P1P4/8/8/6Q1/7R w - - 0 1)

Burda, Josef

Troll, 2021

(First published on Wed May 26 2021)

2nr3k/p3p1pq/Kp1pB1pN/1P1P4/8/8/6Q1/7R

#3

7 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Qg8
      • 2.Sf7#
      • 2.Sxg8#
    • 1...Rg8
      • 2.Sf7#
    • 1...gxh6
      • 2.Qb2+
        • 2...Qg7
          • 3.Rxh6#
  • Keys
    • 1.Qxg6!
      • threat
        • 2.Sf5
          • threat
            • 3.Rxh7#
            • 3.Qxh7#
            • 3.Qxg7#
      • 1...Qxg6
        • 2.Sf7+
          • 2...Kg8
            • 3.Rh8#
      • 1...Qxh6
        • 2.Rxh6+
          • 2...gxh6
            • 3.Qxh6#
      • 1...gxh6
        • 2.Rxh6
          • threat
            • 3.Rxh7#
            • 3.Qxh7#
          • 2...Qxh6
            • 3.Qxh6#
      • 1...Rd7
        • 2.Sf5
          • threat
            • 3.Rxh7#
            • 3.Qxh7#
            • 3.Qe8#
            • 3.Qxg7#
        • 2.Qe8+
          • 2...Qg8
            • 3.Sg4#
            • 3.Sf5#
            • 3.Sf7#
            • 3.Sxg8#
            • 3.Qxg8#
      • 1...Re8
        • 2.Sf5
          • threat
            • 3.Rxh7#
            • 3.Qxh7#
            • 3.Qxe8#
            • 3.Qxg7#
        • 2.Qxe8+
          • 2...Qg8
            • 3.Sg4#
            • 3.Sf5#
            • 3.Sf7#
            • 3.Sxg8#
            • 3.Qxg8#

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).