Problem Display
PID: 263425 (8/3K4/5N2/8/5k2/6p1/8/Q3B3 w - - 0 1)

Yakubovski, Cheslav

64 Shakhmatnoe obozrenie, 2022

8/3K4/5N2/8/5k2/6p1/8/Q3B3

#3

4 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qe5+
        • 2...Kd3
          • 3.Qe4#
        • 2...Kf3
          • 3.Qe4#
  • Tries
    • 1.Bd2+?
      • 1...Kf3
        • 2.Qf1#
      • 1...Kf5!
    • 1.Qe5+?
      • 1...Kf3
        • 2.Qe4#
      • 1...Kxe5!
    • 1.Qa5?
      • 1...Ke3
        • 2.Qe5+
          • 2...Kd3
            • 3.Qe4#
          • 2...Kf3
            • 3.Qe4#
      • 1...Kf3
        • 2.Qd2
          • 2...g2
            • 3.Qf2#
      • 1...g2!
  • Keys
    • 1.Qd1!
      • threat
        • 2.Qg4+
          • 2...Ke3
            • 3.Qe4#
          • 2...Ke5
            • 3.Bc3#
      • 1...Ke3
        • 2.Qg4
          • threat
            • 3.Qe4#
          • 2...Kd3
            • 3.Qe4#
      • 1...Ke5
        • 2.Qf3
          • threat
            • 3.Bc3#
          • 2...Kd4
            • 3.Qc3#
      • 1...Kf5
        • 2.Qh5+
          • 2...Kf4
            • 3.Bd2#
          • 2...Kxf6
            • 3.Bc3#
      • 1...Kg5
        • 2.Qh5+
          • 2...Kf4
            • 3.Bd2#
          • 2...Kxf6
            • 3.Bc3#

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).