Problem Display
PID: 199202 (8/1p6/3p4/kB1p4/NR1K4/1R6/8/8 w - - 0 1)

von Holzhausen, Walther Freiherr

Schachkblub Ingolstadt, 1921

8/1p6/3p4/kB1p4/NR1K4/1R6/8/8

#3

5 + 4


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Kd3?
      • 1...b6
        • 2.Sb2
          • 2...d4
            • 3.Sc4#
            • 3.Ra4#
        • 2.Sc3
          • 2...d4
            • 3.Ra4#
      • 1...d4!
    • 1.Sb2?
      • 1...b6
        • 2.Ra4#
      • 1...Kb6!
    • 1.Sc3?
      • threat
        • 2.Sxd5
          • 2...b6
            • 3.Ra3#
            • 3.Ra4#
        • 2.Ra4+
          • 2...Kb6
            • 3.Sxd5#
      • 1...b6
        • 2.Ra4#
      • 1...Kb6!
    • 1.Bc6?
      • threat
        • 2.Sb6
          • threat
            • 3.Ra4#
          • 2...Ka6
            • 3.Ra3#
            • 3.Ra4#
      • 1...Ka6
        • 2.Rxb7
          • 2...Ka5
            • 3.Ra7#
      • 1...b6
        • 2.Sxb6
          • 2...Ka6
            • 3.Ra3#
            • 3.Ra4#
      • 1...b5
        • 2.Bb7
          • 2...bxa4
            • 3.Rb5#
      • 1...bxc6!
    • 1.Bd7?
      • threat
        • 2.Sb6
          • 2...Ka6
            • 3.Ra3#
            • 3.Ra4#
      • 1...Ka6
        • 2.Rxb7
          • 2...Ka5
            • 3.Ra7#
      • 1...b5
        • 2.Bc8
          • 2...bxa4
            • 3.Rb5#
      • 1...b6!
    • 1.Rc4?
      • threat
        • 2.Rc7
          • 2...b6
            • 3.Ra7#
        • 2.Rc8
          • 2...b6
            • 3.Ra8#
      • 1...b6
        • 2.Sb2
          • 2...dxc4
            • 3.Sxc4#
      • 1...dxc4!
  • Keys
    • 1.Rb1!
      • 1...b6
        • 2.Sb2
          • 2...Kxb4
            • 3.Sc4#

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).