Problem Display
PID: 20041 (8/8/pR3N2/8/3k4/K6R/7N/8 w - - 0 1)

Havel, Miroslav

Zlata Praha, 1915

8/8/pR3N2/8/3k4/K6R/7N/8

#4

5 + 2


6024 Bohemian Garnets 1923

SOLUTION


  • SOUND
  • Keys
    • 1.Sf1!
      • 1...Kc4
        • 2.Sd2+
          • 2...Kd4
            • 3.Sd7
              • threat
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd3#
          • 2...Kc5
            • 3.Sd7+
              • 3...Kd4
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd3#
        • 2.Sd7
          • threat
            • 3.Sd2+
              • 3...Kd4
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd3#
          • 2...Kd4
            • 3.Sd2
              • threat
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd3#
          • 2...Kd5
            • 3.Sd2
              • threat
                • 4.Rd3#
              • 3...Kd4
                • 4.Rd6#
            • 3.Rh4
              • 3...a5
                • 4.Se3#
      • 1...Kc5
        • 2.Sd7+
          • 2...Kc4
            • 3.Sd2+
              • 3...Kd4
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd3#
          • 2...Kd4
            • 3.Sd2
              • threat
                • 4.Rd6#
              • 3...Kd5
                • 4.Rd3#
          • 2...Kd5
            • 3.Sd2
              • threat
                • 4.Rd3#
              • 3...Kd4
                • 4.Rd6#
            • 3.Rh4
              • 3...a5
                • 4.Se3#
      • 1...Ke5
        • 2.Rh5+
          • 2...Kd4
            • 3.Rd5+
              • 3...Kc3
                • 4.Rc6#
              • 3...Kc4
                • 4.Rc6#
          • 2...Kf4
            • 3.Rb2
              • threat
                • 4.Rf2#
              • 3...Kf3
                • 4.Rf5#
      • 1...a5
        • 2.Rb5
          • threat
            • 3.Rd5+
              • 3...Kc4
                • 4.Sd2#
            • 3.Sd2
              • 3...a4
                • 4.Rd5#
          • 2...Kc4
            • 3.Rd5
              • 3...a4
                • 4.Sd2#

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).