Problem Display
PID: 269066 (2Q5/8/K7/1N1kp3/7B/8/8/8 w - - 0 1)

Petrasinovic, Petrasin

Schach, 2020

2Q5/8/K7/1N1kp3/7B/8/8/8

#4

4 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Sd6!
      • 1...Kd4
        • 2.Qc4+
          • 2...Ke3
            • 3.Be1
              • threat
                • 4.Qe4#
              • 3...Kf3
                • 4.Qe4#
              • 3...e4
                • 4.Qxe4#
      • 1...Kxd6
        • 2.Kb5
          • threat
            • 3.Qc6#
          • 2...Kd5
            • 3.Qc4+
              • 3...Kd6
                • 4.Qc6#
          • 2...e4
            • 3.Bf6
              • threat
                • 4.Qc6#
              • 3...Kd5
                • 4.Qd7#
                • 4.Qc6#
      • 1...e4
        • 2.Bg3
          • threat
            • 3.Qc4#
          • 2...Kd4
            • 3.Bf4
              • threat
                • 4.Qc4#
              • 3...Kd3
                • 4.Qc4#
              • 3...Kd5
                • 4.Qc4#

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).