Problem Display
PID: 248258 (8/5Qp1/N1P3B1/4k3/7K/6P1/1p4P1/2Nn4 w - - 0 1)

Chocolous, Jiri

Deutsche Schachzeitung, 1889

8/5Qp1/N1P3B1/4k3/7K/6P1/1p4P1/2Nn4

#3

8 + 4


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sd3+?
      • 1...Kd6
        • 2.Qd7#
      • 1...Kd4!
    • 1.Qd5+?
      • 1...Kf6
        • 2.Qd6#
      • 1...Kxd5!
    • 1.Qe6+?
      • 1...Kd4
        • 2.Se2#
      • 1...Kxe6!
    • 1.Qf5+?
      • 1...Kd4
        • 2.Qc5#
      • 1...Kd6!
    • 1.Qe7+?
      • 1...Kd4
        • 2.Qc5#
      • 1...Kd5!
  • Keys
    • 1.Sb4!
      • threat
        • 2.Qd5+
          • 2...Kf6
            • 3.Qd6#
      • 1...Kd4
        • 2.Sb3+
          • 2...Kc3
            • 3.Sa2#
          • 2...Ke3
            • 3.Qf3#
          • 2...Ke5
            • 3.Qe7#
      • 1...Kd6
        • 2.Scd3
          • threat
            • 3.Qd7#
      • 1...Sc3
        • 2.Scd3+
          • 2...Kd4
            • 3.Sc2#
          • 2...Kd6
            • 3.Qd7#
      • 1...Se3
        • 2.Sbd3+
          • 2...Kd4
            • 3.Se2#
          • 2...Kd6
            • 3.Qd7#

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).