Problem Display
PID: 253775 (8/8/8/4pK1k/4Qp2/8/3p4/4b3 w - - 0 1)

Hoffmann, Fritz

Schach, 1990

8/8/8/4pK1k/4Qp2/8/3p4/4b3

#3

2 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Bg3
      • 2.Qa8
        • threat
          • 3.Qh8#
        • 2...Kh4
          • 3.Qh8#
        • 2...Kh6
          • 3.Qh8#
      • 2.Qxe5
        • threat
          • 3.Qh8#
        • 2...Kh4
          • 3.Qh8#
        • 2...Kh6
          • 3.Qh8#
    • 1...f3
      • 2.Qg4+
        • 2...Kh6
          • 3.Qg6#
      • 2.Qxe5
        • threat
          • 3.Qh8#
        • 2...Kh4
          • 3.Qh2#
        • 2...Kh6
          • 3.Qh8#
  • Tries
    • 1.Qf3+?
      • 1...Kh4
        • 2.Qg4#
      • 1...Kh6!
    • 1.Qb7?
      • threat
        • 2.Qh7#
      • 1...Kh6
        • 2.Qf7
          • threat
            • 3.Qg6#
      • 1...Kh4!
    • 1.Qa8?
      • threat
        • 2.Qh8#
      • 1...Kh6
        • 2.Qh8#
      • 1...Kh4!
    • 1.Qe2+?
      • 1...f3
        • 2.Qxe5
          • threat
            • 3.Qh8#
          • 2...Kh4
            • 3.Qh2#
          • 2...Kh6
            • 3.Qh8#
      • 1...Kh6!
    • 1.Qxf4?
      • threat
        • 2.Qg5#
      • 1...Bh4
        • 2.Qg4+
          • 2...Kh6
            • 3.Qg6#
      • 1...exf4!
    • 1.Qxe5?
      • threat
        • 2.Qh8#
      • 1...Kh6
        • 2.Qh8#
      • 1...Kh4!
  • Keys
    • 1.Qg2!
      • threat
        • 2.Qg5#
      • 1...Bg3
        • 2.Qa8
          • threat
            • 3.Qh8#
          • 2...Kh4
            • 3.Qh8#
          • 2...Kh6
            • 3.Qh8#

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).