Problem Display
PID: 35151 (8/8/B7/8/5Npk/8/8/KQ6 w - - 0 1)

Gorbatenko, Yuri Grigorevich

Slesarenko, Anatoly Vasilevich

1st Prize, Chelyabinsk, 1991

8/8/B7/8/5Npk/8/8/KQ6

#4

4 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Qe4!
      • 1...Kg3
        • 2.Sg6
          • 2...Kf2
            • 3.Qxg4
              • 3...Ke1
                • 4.Qe2#
              • 3...Ke3
                • 4.Qf4#
          • 2...Kh2
            • 3.Bf1
              • threat
                • 4.Qg2#
              • 3...Kg1
                • 4.Qg2#
              • 3...Kg3
                • 4.Qg2#
                • 4.Qf4#
            • 3.Bb7
              • threat
                • 4.Qg2#
              • 3...Kg1
                • 4.Qg2#
              • 3...Kg3
                • 4.Qg2#
              • 3...Kh3
                • 4.Qg2#
          • 2...Kh3
            • 3.Bf1+
              • 3...Kh2
                • 4.Qg2#
              • 3...Kg3
                • 4.Qg2#
                • 4.Qf4#
            • 3.Bb7
              • threat
                • 4.Qg2#
              • 3...Kh2
                • 4.Qg2#
              • 3...Kg3
                • 4.Qg2#
              • 3...g3
                • 4.Qh4#
      • 1...Kg5
        • 2.Qe5+
          • 2...Kh4
            • 3.Sg6+
              • 3...Kh3
                • 4.Bf1#
          • 2...Kh6
            • 3.Bd3
              • 3...g3
                • 4.Qf6#
      • 1...g3
        • 2.Bc8
          • threat
            • 3.Qe7#
          • 2...Kg5
            • 3.Qf5+
              • 3...Kh4
                • 4.Sg2#
                • 4.Sg6#
                • 4.Qg4#
                • 4.Qh5#
                • 4.Qf6#
              • 3...Kh6
                • 4.Qg6#
          • 2...g2
            • 3.Sh3+
              • 3...Kg3
                • 4.Qf4#
              • 3...Kh5
                • 4.Qh7#

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).