Problem Display
PID: 77623 (8/8/1bRN4/kP6/8/1K6/8/8 w - - 0 1)

Zickermann, Albert

Schach (Dusseldorf), 1935

8/8/1bRN4/kP6/8/1K6/8/8

#4

4 + 2


3713 Snap 2021
  • SOUND
  • Keys
    • 1.Kc3!
      • threat
        • 2.Kb3
          • 2...Bg1
            • 3.Ra6#
          • 2...Bf2
            • 3.Ra6#
          • 2...Be3
            • 3.Ra6#
          • 2...Bd4
            • 3.Ra6#
          • 2...Bc5
            • 3.Ra6#
          • 2...Ba7
            • 3.Ra6#
          • 2...Bc7
            • 3.Ra6#
          • 2...Bd8
            • 3.Ra6#
      • 1...Bd4+
        • 2.Kc4
          • threat
            • 3.Ra6#
          • 2...Bb6
            • 3.Kb3
              • 3...Bg1
                • 4.Ra6#
              • 3...Bf2
                • 4.Ra6#
              • 3...Be3
                • 4.Ra6#
              • 3...Bd4
                • 4.Ra6#
              • 3...Bc5
                • 4.Ra6#
              • 3...Ba7
                • 4.Ra6#
              • 3...Bc7
                • 4.Ra6#
              • 3...Bd8
                • 4.Ra6#

This anticipates 230472(1936)



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).