Problem Display
PID: 230617 (4N3/8/4kP2/1Q4K1/8/8/8/8 w - - 0 1)

Barsukov, Valery Nikolaevich

64 Shakhmatnoe obozrenie, 2021

4N3/8/4kP2/1Q4K1/8/8/8/8

#3

4 + 1


  • SOUND
  • Tries
    • 1.Sc7+?
      • 1...Kf7
        • 2.Qe8#
      • 1...Kd6!
    • 1.Sg7+?
      • 1...Kf7
        • 2.Qe8#
      • 1...Kd6!
    • 1.Qe5+?
      • 1...Kd7
        • 2.Qd6+
          • 2...Kc8
            • 3.Qc7#
          • 2...Kxe8
            • 3.Qe7#
      • 1...Kf7
        • 2.Qe7+
          • 2...Kg8
            • 3.Qg7#
      • 1...Kxe5!
  • Keys
    • 1.Qc5!
      • 1...Kd7
        • 2.Qd6+
          • 2...Kc8
            • 3.Qc7#
          • 2...Kxe8
            • 3.Qe7#
      • 1...Kf7
        • 2.Qe7+
          • 2...Kg8
            • 3.Qg7#


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).