Problem Display
PID: 197544 (8/p7/p1Pp4/3P2B1/k1K5/5R2/8/b2N4 w - - 0 1)

Feierabend, Heinrich

Arbeiter Schachzeitung, 1920

8/p7/p1Pp4/3P2B1/k1K5/5R2/8/b2N4

#3

6 + 5


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Ka5
      • 2.Ra3+
        • 2...Kb6
          • 3.Bd8#
    • 1...Bb2
      • 2.Sxb2+
        • 2...Ka5
          • 3.Bd8#
    • 1...Bc3
      • 2.Sxc3+
        • 2...Ka3
          • 3.Bc1#
        • 2...Ka5
          • 3.Bd8#
    • 1...a5
      • 2.Bc1
        • threat
          • 3.Ra3#
        • 2...Bb2
          • 3.Sxb2#
        • 2...Bc3
          • 3.Sxc3#
  • Tries
    • 1.Sb2+?
      • 1...Ka5
        • 2.Bd8#
      • 1...Bxb2!
    • 1.Bd2?
      • threat
        • 2.Bb4
          • threat
            • 3.Ra3#
          • 2...Bb2
            • 3.Sxb2#
          • 2...Bc3
            • 3.Sxc3#
      • 1...Bd4
        • 2.Bb4
          • threat
            • 3.Ra3#
          • 2...Bb2
            • 3.Sxb2#
          • 2...Bc3
            • 3.Sxc3#
          • 2...Be3
            • 3.Sb2#
            • 3.Sc3#
      • 1...Be5
        • 2.Bb4
          • threat
            • 3.Ra3#
          • 2...Bb2
            • 3.Sxb2#
          • 2...Bc3
            • 3.Sxc3#
      • 1...Bf6
        • 2.Bb4
          • threat
            • 3.Ra3#
          • 2...Bb2
            • 3.Sxb2#
          • 2...Bc3
            • 3.Sxc3#
      • 1...Bg7
        • 2.Bb4
          • threat
            • 3.Ra3#
          • 2...Bb2
            • 3.Sxb2#
          • 2...Bc3
            • 3.Sxc3#
      • 1...Bh8
        • 2.Bb4
          • threat
            • 3.Ra3#
          • 2...Bb2
            • 3.Sxb2#
          • 2...Bc3
            • 3.Sxc3#
      • 1...a5
        • 2.Bc1
          • threat
            • 3.Ra3#
          • 2...Bb2
            • 3.Sxb2#
          • 2...Bc3
            • 3.Sxc3#
      • 1...Bc3!
  • Keys
    • 1.Rc3!
      • 1...Ka5
        • 2.Ra3+
          • 2...Kb6
            • 3.Bd8#
      • 1...Bxc3
        • 2.Sxc3+
          • 2...Ka3
            • 3.Bc1#
          • 2...Ka5
            • 3.Bd8#
      • 1...Bb2
        • 2.Sxb2+
          • 2...Ka5
            • 3.Bd8#
      • 1...a5
        • 2.Bc1
          • threat
            • 3.Ra3#
          • 2...Bxc3
            • 3.Sxc3#
          • 2...Bb2
            • 3.Sxb2#

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).