Problem Display
PID: 246154 (4B3/8/8/4p3/4b3/4K3/1N5N/4k3 w - - 0 1)

Speckmann, Werner

Probleemblad, 1955

4B3/8/8/4p3/4b3/4K3/1N5N/4k3

#4

4 + 3


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bb5!
      • threat
        • 2.Be2
          • threat
            • 3.Sd3+
              • 3...Bxd3
                • 4.Sf3#
            • 3.Sf3+
              • 3...Bxf3
                • 4.Sd3#
          • 2...Bb1
            • 3.Sf3#
          • 2...Bh1
            • 3.Sd3#
          • 2...Bc2
            • 3.Sf3#
          • 2...Bg2
            • 3.Sd3#
          • 2...Bd3
            • 3.Sxd3#
            • 3.Sf3#
          • 2...Bf3
            • 3.Sd3#
            • 3.Sxf3#
          • 2...Bd5
            • 3.Sd3#
          • 2...Bf5
            • 3.Sf3#
          • 2...Bc6
            • 3.Sd3#
          • 2...Bg6
            • 3.Sf3#
          • 2...Bb7
            • 3.Sd3#
          • 2...Bh7
            • 3.Sf3#
          • 2...Ba8
            • 3.Sd3#
      • 1...Bd5
        • 2.Sd3+
          • 2...Kd1
            • 3.Ba4+
              • 3...Bb3
                • 4.Bxb3#
        • 2.Be2
          • threat
            • 3.Sd3#
          • 2...Be4
            • 3.Sd3+
              • 3...Bxd3
                • 4.Sf3#
            • 3.Sf3+
              • 3...Bxf3
                • 4.Sd3#
          • 2...e4
            • 3.Sf3+
              • 3...exf3
                • 4.Sd3#
      • 1...Bc6
        • 2.Be2
          • threat
            • 3.Sd3#
          • 2...Be4
            • 3.Sd3+
              • 3...Bxd3
                • 4.Sf3#
            • 3.Sf3+
              • 3...Bxf3
                • 4.Sd3#
          • 2...e4
            • 3.Sf3+
              • 3...exf3
                • 4.Sd3#

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).