Problem Display
PID: 268816 (1Q6/8/7P/3P4/4k3/4P3/8/1K2R3 w - - 0 1)

Petrasinovic, Petrasin

1st Prize, Sem Shakhmatnikh not, 2019

1Q6/8/7P/3P4/4k3/4P3/8/1K2R3

#4

6 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Qg8!
      • 1...Kd3
        • 2.Qg4
          • threat
            • 3.Qd4#
          • 2...Kd2
            • 3.Qb4+
              • 3...Kd3
                • 4.Qd4#
          • 2...Kc3
            • 3.Rd1
              • 3...Kb3
                • 4.Rd3#
      • 1...Kf3
        • 2.Kc2
          • 2...Kf2
            • 3.Kd3
              • 3...Kxe1
                • 4.Qg1#
              • 3...Kf3
                • 4.Rf1#
          • 2...Ke4
            • 3.Qf7
              • 3...Ke5
                • 4.Qe6#
      • 1...Kf5
        • 2.Qe6+
          • 2...Kg5
            • 3.Rg1+
              • 3...Kh4
                • 4.Qg4#
              • 3...Kh5
                • 4.Qh3#

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).