Problem Display
PID: 188716 (8/7Q/8/8/2NkN3/7P/8/4K3 w - - 0 1)

Castelbarco, A

Rivista Scacchistica Italiana, 1911

8/7Q/8/8/2NkN3/7P/8/4K3

#3

5 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Qf5?
      • 1...Kd3
        • 2.Qd5+
          • 2...Kc2
            • 3.Qd1#
      • 1...Kxc4!
    • 1.Qg8?
      • 1...Kd3
        • 2.Qd5+
          • 2...Kc2
            • 3.Qd1#
      • 1...Kxe4!
    • 1.Qb7?
      • 1...Kd3
        • 2.Qd5+
          • 2...Kc2
            • 3.Qd1#
      • 1...Kxc4!
    • 1.Qd7+?
      • 1...Kxe4
        • 2.Kf1
          • 2...Kf3
            • 3.Qg4#
          • 2...Kf4
            • 3.Qg4#
        • 2.Ke2
          • 2...Kf4
            • 3.Qg4#
        • 2.Kf2
          • 2...Kf4
            • 3.Qg4#
      • 1...Kxc4!
  • Keys
    • 1.Qf7!
      • 1...Kd3
        • 2.Qd5+
          • 2...Kc2
            • 3.Qd1#
      • 1...Kxe4
        • 2.Qd7
          • 2...Kf3
            • 3.Qg4#
          • 2...Kf4
            • 3.Qg4#

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).