Problem Display
PID: 219656 (3Q4/8/8/3K4/6p1/7B/8/7k w - - 0 1)

Korski, Leon

3rd Comm., Land og Folk, 1975

3Q4/8/8/3K4/6p1/7B/8/7k

#3

3 + 2


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Qb6?
      • 1...gxh3
        • 2.Qf2
          • 2...h2
            • 3.Qf1#
      • 1...g3
        • 2.Qb2
          • threat
            • 3.Qg2#
          • 2...Kg1
            • 3.Qg2#
          • 2...g2
            • 3.Qxg2#
      • 1...Kh2!
    • 1.Qf6?
      • threat
        • 2.Qf1+
          • 2...Kh2
            • 3.Qg2#
      • 1...Kg1
        • 2.Qf1+
          • 2...Kh2
            • 3.Qg2#
      • 1...gxh3
        • 2.Qf2
          • 2...h2
            • 3.Qf1#
      • 1...Kh2!
    • 1.Qc7?
      • 1...Kg1
        • 2.Qg3+
          • 2...Kh1
            • 3.Qg2#
      • 1...g3
        • 2.Qc2
          • threat
            • 3.Qg2#
          • 2...Kg1
            • 3.Qg2#
          • 2...g2
            • 3.Qxg2#
      • 1...gxh3!
    • 1.Qb8?
      • 1...Kg1
        • 2.Qg3+
          • 2...Kh1
            • 3.Qg2#
      • 1...g3
        • 2.Qb2
          • threat
            • 3.Qg2#
          • 2...Kg1
            • 3.Qg2#
          • 2...g2
            • 3.Qxg2#
      • 1...gxh3!
    • 1.Qf8?
      • threat
        • 2.Qf1+
          • 2...Kh2
            • 3.Qg2#
      • 1...Kg1
        • 2.Qf1+
          • 2...Kh2
            • 3.Qg2#
      • 1...gxh3
        • 2.Qf2
          • 2...h2
            • 3.Qf1#
      • 1...Kh2!
  • Keys
    • 1.Qh4!
      • threat
        • 2.Qxg4
          • 2...Kh2
            • 3.Qg2#
      • 1...Kg1
        • 2.Qg3+
          • 2...Kh1
            • 3.Qg2#
      • 1...Kh2
        • 2.Qxg4
          • 2...Kh1
            • 3.Qg2#
      • 1...gxh3
        • 2.Qf2
          • 2...h2
            • 3.Qf1#
      • 1...g3
        • 2.Qe4+
          • 2...Kg1
            • 3.Qg2#
          • 2...Kh2
            • 3.Qg2#
          • 2...g2
            • 3.Qxg2#

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).