Problem Display
PID: 226485 (8/8/8/p2p4/8/2K5/5R2/k4N2 w - - 0 1)

Schnabel, Rudolf

Kieler Schachgesellschaft, 1981

8/8/8/p2p4/8/2K5/5R2/k4N2

#4

3 + 3


16882 KSG-Problemschach 1969-1987 (Muck/Laue) 1993

SOLUTION


  • SOUND
  • Keys
    • 1.Sd2!
      • threat
        • 2.Sb3+
          • 2...Kb1
            • 3.Rb2#
      • 1...d4+
        • 2.Kb3
          • threat
            • 3.Rf1#
          • 2...a4+
            • 3.Ka3
              • 3...d3
                • 4.Rf1#
      • 1...Ka2
        • 2.Sb3+
          • 2...Ka3
            • 3.Sd4
              • 3...Ka4
                • 4.Ra2#
              • 3...a4
                • 4.Sb5#
      • 1...a4
        • 2.Sb3+
          • 2...axb3
            • 3.Kxb3
              • threat
                • 4.Rf1#
              • 3...Kb1
                • 4.Rf1#

FEATURES


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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).