Problem Display
PID: 190991 (3KB3/B3p3/p7/k4N1P/4p3/Pp1p3r/2Pn4/1N2b3 w - - 0 1)

Letzin, Gustav

Arbeiter Schachzeitung, 1913

3KB3/B3p3/p7/k4N1P/4p3/Pp1p3r/2Pn4/1N2b3

#4

8 + 9


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Se3!
      • threat
        • 2.Sxd2
          • threat
            • 3.Sxb3#
            • 3.Sdc4#
            • 3.Sec4#
        • 2.cxb3
          • threat
            • 3.b4#
          • 2...Sxb1
            • 3.Sc4#
          • 2...Sxb3
            • 3.Sc4#
          • 2...Sf1
            • 3.Sc4#
          • 2...Sf3
            • 3.Sc4#
          • 2...Sc4
            • 3.Sxc4#
      • 1...Rxe3
        • 2.Sxd2
          • threat
            • 3.Sxb3#
            • 3.Sc4#
          • 2...Bxd2
            • 3.Kc7
              • threat
                • 4.Bb6#
      • 1...Rxh5
        • 2.Sxd2
          • threat
            • 3.Sxb3#
            • 3.Sdc4#
            • 3.Sec4#
          • 2...Rd5+
            • 3.Sxd5
              • threat
                • 4.Sxb3#
                • 4.Sc4#
                • 4.Bb6#
          • 2...Rb5
            • 3.Sec4+
              • 3...Ka4
                • 4.cxb3#
      • 1...Bg3
        • 2.Sxd2
          • threat
            • 3.Sxb3#
            • 3.Sdc4#
            • 3.Sec4#
          • 2...Bc7+
            • 3.Kxc7
              • threat
                • 4.Sxb3#
                • 4.Sdc4#
                • 4.Sec4#
                • 4.Bb6#
            • 3.Kc8
              • threat
                • 4.Sxb3#
                • 4.Sdc4#
                • 4.Sec4#
      • 1...Bh4
        • 2.Sxd2
          • threat
            • 3.Sxb3#
            • 3.Sdc4#
            • 3.Sec4#
          • 2...e5+
            • 3.Kc8
              • threat
                • 4.Sxb3#
                • 4.Sdc4#
                • 4.Sec4#
          • 2...e6+
            • 3.Kc8
              • threat
                • 4.Sxb3#
                • 4.Sdc4#
                • 4.Sec4#
      • 1...e6
        • 2.Sxd2
          • threat
            • 3.Sxb3#
            • 3.Sdc4#
            • 3.Sec4#
          • 2...Bh4+
            • 3.Kc8
              • threat
                • 4.Sxb3#
                • 4.Sdc4#
                • 4.Sec4#

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).