Problem Display
PID: 20428 (4B3/2K2p2/5R2/1ppp4/2kp1N2/2pNp3/P1n3r1/2b4r w - - 0 1)

Zirkwitz, Thorsten

2nd Prize, Schach-Aktiv, 1985

4B3/2K2p2/5R2/1ppp4/2kp1N2/2pNp3/P1n3r1/2b4r

#4

6 + 12


SOLUTION


  • SOUND
  • Keys
    • 1.Ra6!
      • threat
        • 2.Se5+
          • 2...Kb4
            • 3.Sfd3#
            • 3.Sxd5#
      • 1...Rh5
        • 2.Rc6
          • threat
            • 3.Rxc5#
          • 2...Ba3
            • 3.Rb6
              • threat
                • 4.Bxb5#
              • 3...b4
                • 4.Bb5#
      • 1...Rg5
        • 2.Rb6
          • threat
            • 3.Bxb5#
          • 2...Sa3
            • 3.Rc6
              • threat
                • 4.Rxc5#
      • 1...f6
        • 2.Kb6
          • threat
            • 3.Bxb5#
          • 2...Sa3
            • 3.Bxb5+
              • 3...Sxb5
                • 4.Ra4#

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).