Problem Display
PID: 273824 (8/Q7/5Ppk/7P/8/7P/8/7K w - - 0 1)

Zimmer, Eligiusz

4th Prize, Marandiuk-50 JT (Problemist Ukraini), 1999

8/Q7/5Ppk/7P/8/7P/8/7K

#3

5 + 2


5454 Near Snap 2023
6490 yacpdb 2023

SOLUTION


  • SOUND
  • Sets
    • 1...gxh5
      • 2.Qg7#
    • 1...g5
      • 2.Qf7
        • 2...g4
          • 3.Qg6#
      • 2.Qg7+
        • 2...Kxh5
          • 3.Qh7#
  • Tries
    • 1.Qc5?
      • 1...Kh7
        • 2.Qf8
          • threat
            • 3.Qg7#
      • 1...g5
        • 2.Qc2
          • threat
            • 3.Qg6#
          • 2...Kxh5
            • 3.Qh7#
        • 2.Qf5
          • threat
            • 3.Qg6#
          • 2...Kxh5
            • 3.Qh7#
      • 1...gxh5!
    • 1.Qd7?
      • 1...Kxh5
        • 2.Qg4+
          • 2...Kh6
            • 3.Qh4#
      • 1...g5
        • 2.Qf5
          • threat
            • 3.Qg6#
          • 2...Kxh5
            • 3.Qh7#
        • 2.Qd3
          • threat
            • 3.Qg6#
          • 2...Kxh5
            • 3.Qh7#
        • 2.Qf7
          • 2...g4
            • 3.Qg6#
        • 2.Qg7+
          • 2...Kxh5
            • 3.Qh7#
      • 1...Kg5!
    • 1.h4?
      • 1...g5
        • 2.Qf7
          • threat
            • 3.Qg6#
        • 2.Qg7+
          • 2...Kxh5
            • 3.Qxg5#
      • 1...Kxh5!
  • Keys
    • 1.Qg1!
      • threat
        • 2.Qxg6#
      • 1...Kxh5
        • 2.Qg4+
          • 2...Kh6
            • 3.Qh4#
      • 1...Kh7
        • 2.Qxg6+
          • 2...Kh8
            • 3.Qg7#
      • 1...g5
        • 2.Qb1
          • threat
            • 3.Qg6#
          • 2...Kxh5
            • 3.Qh7#

Anticipated by 273693(1999)

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).