Problem Display
PID: 163381 (8/8/7p/5Q1P/3k4/2pB4/2K5/8 w - - 0 1)

Serezhkin, Yuri Nikitovich

Uralski Problemist, 1994

8/8/7p/5Q1P/3k4/2pB4/2K5/8

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Be4!
      • threat
        • 2.Bh1
          • 2...Ke3
            • 3.Qf3+
              • 3...Kd4
                • 4.Qxc3#
          • 2...Kc4
            • 3.Qa5
              • 3...Kd4
                • 4.Qxc3#
        • 2.Bg2
          • 2...Ke3
            • 3.Qf3+
              • 3...Kd4
                • 4.Qxc3#
          • 2...Kc4
            • 3.Qa5
              • 3...Kd4
                • 4.Qxc3#
        • 2.Bc6
          • 2...Ke3
            • 3.Qf3+
              • 3...Kd4
                • 4.Qxc3#
          • 2...Kc4
            • 3.Qa5
              • 3...Kd4
                • 4.Qxc3#
            • 3.Qe5
              • 3...Kb4
                • 4.Qxc3#
        • 2.Bb7
          • 2...Ke3
            • 3.Qf3+
              • 3...Kd4
                • 4.Qxc3#
          • 2...Kc4
            • 3.Qa5
              • 3...Kd4
                • 4.Qxc3#
        • 2.Ba8
          • 2...Ke3
            • 3.Qf3+
              • 3...Kd4
                • 4.Qxc3#
          • 2...Kc4
            • 3.Qa5
              • 3...Kd4
                • 4.Qxc3#
      • 1...Ke3
        • 2.Kxc3
          • 2...Ke2
            • 3.Bg2
              • 3...Kd1
                • 4.Qf1#
              • 3...Ke1
                • 4.Qf1#
              • 3...Ke3
                • 4.Qf3#
      • 1...Kc4
        • 2.Qe5
          • 2...Kb4
            • 3.Bc6
              • threat
                • 4.Qxc3#
              • 3...Ka3
                • 4.Qa5#
              • 3...Kc4
                • 4.Qxc3#

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).