Problem Display
PID: 191058 (7n/5p2/K4P2/P7/3pk1P1/1p6/2P1B3/2B1Q3 w - - 0 1)

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

Deutsche Schachzeitung, 1913

7n/5p2/K4P2/P7/3pk1P1/1p6/2P1B3/2B1Q3

#4

8 + 5


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.c4!
      • threat
        • 2.Qg3
          • threat
            • 3.Bd3#
            • 3.Qf4#
      • 1...Ke5
        • 2.Bd3+
          • 2...Kd6
            • 3.Qe7+
              • 3...Kc6
                • 4.Be4#
          • 2...Kxf6
            • 3.Bh6
              • threat
                • 4.g5#
      • 1...dxc4 ep
        • 2.Qxc3
          • threat
            • 3.Bf3#
          • 2...Kd5
            • 3.Bf4
              • threat
                • 4.Qc4#
              • 3...Ke4
                • 4.Qe5#
                • 4.Qc4#
              • 3...Ke6
                • 4.Qc6#
      • 1...d3
        • 2.Bf1+
          • 2...Kf3
            • 3.Qe3+
              • 3...Kxg4
                • 4.Qh3#
          • 2...Kd4
            • 3.Kb5
              • threat
                • 4.Bb2#
              • 3...b2
                • 4.Bxb2#
      • 1...b2
        • 2.Bd1+
          • 2...Kd3
            • 3.Qe2+
              • 3...Kc3
                • 4.Bd2#

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).