Problem Display
PID: 258197 (6R1/8/8/4p3/4kB2/3N4/5Q2/1K6 w - - 0 1)

Surikov, Vladislav

Astafyeva-30 JT (Kudesnik), 2021

6R1/8/8/4p3/4kB2/3N4/5Q2/1K6

#3

5 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Kxd3
      • 2.Qc2+
        • 2...Kd4
          • 3.Rd8#
  • Tries
    • 1.Sc5+?
      • 1...Kf5
        • 2.Bc1#
        • 2.Bd2#
        • 2.Bh2#
        • 2.Be3#
        • 2.Bg3#
        • 2.Bh6#
      • 1...Kd5!
    • 1.Bc1?
      • 1...Kxd3
        • 2.Qc2+
          • 2...Kd4
            • 3.Rd8#
      • 1...Kd5!
    • 1.Bxe5?
      • 1...Kxd3
        • 2.Qc2+
          • 2...Ke3
            • 3.Rg3#
      • 1...Kd5!
    • 1.Bg5?
      • 1...Kxd3
        • 2.Qc2+
          • 2...Kd4
            • 3.Rd8#
      • 1...Kd5!
    • 1.Bh6?
      • 1...Kxd3
        • 2.Qc2+
          • 2...Kd4
            • 3.Rd8#
      • 1...Kd5!
    • 1.Rd8?
      • 1...exf4
        • 2.Qxf4#
      • 1...Kf5!
    • 1.Qe3+?
      • 1...Kf5
        • 2.Qxe5#
      • 1...Kd5!
    • 1.Qg2+?
      • 1...Kxd3
        • 2.Qc2+
          • 2...Kd4
            • 3.Rd8#
      • 1...Kd4!
  • Keys
    • 1.Qc5!
      • threat
        • 2.Rg3
          • threat
            • 3.Qxe5#
          • 2...Kf5
            • 3.Qxe5#
          • 2...exf4
            • 3.Sf2#
            • 3.Qe5#
      • 1...Kxd3
        • 2.Qc2+
          • 2...Kd4
            • 3.Rd8#
      • 1...exf4
        • 2.Se1
          • 2...f3
            • 3.Rg4#

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).