Problem Display
PID: 185559 (8/3pBp2/7b/4k1p1/6QP/8/K3P3/4R3 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

Deutsche Schachzeitung, 1909

8/3pBp2/7b/4k1p1/6QP/8/K3P3/4R3

#3

6 + 5


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Qf5+?
      • 1...Kd4
        • 2.Rd1+
          • 2...Kc3
            • 3.Qd3#
            • 3.Qc5#
          • 2...Ke3
            • 3.Qf3#
          • 2...Kc4
            • 3.Qd3#
            • 3.Qc5#
      • 1...Kxf5!
  • Keys
    • 1.e4!
      • threat
        • 2.Rd1
          • threat
            • 3.Rd5#
            • 3.Qf5#
          • 2...f5
            • 3.Qxf5#
      • 1...Kd4
        • 2.Qxd7+
          • 2...Kc3
            • 3.Rc1#
          • 2...Kc4
            • 3.Rc1#
          • 2...Ke5
            • 3.Qd6#
      • 1...gxh4
        • 2.Bc5
          • threat
            • 3.Qf5#
          • 2...Kf6
            • 3.e5#
          • 2...f5
            • 3.Qxf5#
      • 1...f5
        • 2.exf5+
          • 2...Kd5
            • 3.Qe4#
      • 1...d5
        • 2.exd5+
          • 2...Kxd5
            • 3.Qe4#
      • 1...f6
        • 2.Bc5
          • threat
            • 3.Qf5#
          • 2...f5
            • 3.Qxf5#
        • 2.Rd1
          • threat
            • 3.Bd6#
            • 3.Rd5#
            • 3.Qf5#
          • 2...f5
            • 3.Qxf5#

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).