Problem Display
PID: 217211 (8/8/7R/3B3R/4N1k1/8/2p5/2K4n w - - 0 1)

Smutny, Jan

Svetozor, 1893

8/8/7R/3B3R/4N1k1/8/2p5/2K4n

#4

5 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sd2!
      • 1...Kg3
        • 2.Rf6
          • threat
            • 3.Sf1+
              • 3...Kg4
                • 4.Bf3#
          • 2...Kg4
            • 3.Bf3+
              • 3...Kg3
                • 4.Se4#
      • 1...Kf4
        • 2.Rf6+
          • 2...Ke3
            • 3.Rf3+
              • 3...Ke2
                • 4.Re5#
              • 3...Kd4
                • 4.Sb3#
          • 2...Kg3
            • 3.Sf1+
              • 3...Kg4
                • 4.Bf3#
          • 2...Kg4
            • 3.Bf3+
              • 3...Kg3
                • 4.Se4#
      • 1...Sf2
        • 2.Rh4+
          • 2...Kf5
            • 3.Be6+
              • 3...Ke5
                • 4.Sc4#
              • 3...Kg5
                • 4.Sf3#
          • 2...Kg5
            • 3.Sf3+
              • 3...Kf5
                • 4.Be6#
      • 1...Sg3
        • 2.Rh4+
          • 2...Kf5
            • 3.Be6+
              • 3...Ke5
                • 4.Sc4#
              • 3...Kg5
                • 4.Sf3#
          • 2...Kg5
            • 3.Sf3+
              • 3...Kf5
                • 4.Be6#

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).