Problem Display
PID: 95568 (QK3R2/8/1p1p4/1k1B2n1/p7/Pp4r1/1PP1b1p1/4b1q1 w - - 0 1)

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

Neue Leipziger Zeitung, 1936

QK3R2/8/1p1p4/1k1B2n1/p7/Pp4r1/1PP1b1p1/4b1q1

#3

7 + 11


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qc6+?
      • 1...Ka6
        • 2.Qxa4+
          • 2...Ba5
            • 3.Bb7#
      • 1...Ka5!
  • Keys
    • 1.Rf5!
      • threat
        • 2.Bc4+
          • 2...Kxc4
            • 3.Qd5#
      • 1...Kc5
        • 2.Qc6+
          • 2...Kd4
            • 3.Qxb6#
      • 1...Qd4
        • 2.Bc6+
          • 2...Kc4
            • 3.Bb5#
        • 2.c4+
          • 2...Kc5
            • 3.Qc6#
          • 2...Qxc4
            • 3.Bc6#
          • 2...Bxc4
            • 3.Bc6#
      • 1...Qc5
        • 2.c4+
          • 2...Qxc4
            • 3.Bc6#
          • 2...Bxc4
            • 3.Bc6#
      • 1...Rc3
        • 2.Bc4+
          • 2...Kxc4
            • 3.Qd5#
            • 3.Qxa4#
        • 2.Bc6+
          • 2...Kc4
            • 3.Qxa4#
      • 1...Rd3
        • 2.Qa6+
          • 2...Kc5
            • 3.Qc4#
          • 2...Kxa6
            • 3.Bb7#
      • 1...Bf2
        • 2.Bc4+
          • 2...Kxc4
            • 3.Qd5#
            • 3.Qxa4#
        • 2.Bc6+
          • 2...Kc4
            • 3.Qxa4#
      • 1...Bf3
        • 2.Qxa4+
          • 2...Kxa4
            • 3.Bxb3#
          • 2...Kc5
            • 3.Qc4#

FEATURES


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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).