MESON Chess Problem Database

Problem Display
PID: 251099 (3K4/Q7/8/2p2B2/3k3P/8/8/2N5 w - - 0 1)

Petrasinovic, Petrasin

Uralski Problemist, 2011

3K4/Q7/8/2p2B2/3k3P/8/8/2N5

#4

5 + 2

SOLUTION

  • SOUND
  • Keys
    • 1.Qb6!
      • 1...Kc3
        • 2.Qb3+
          • 2...Kd2
            • 3.Qd3+
              • 3...Kxc1
                • 4.Qc2#
              • 3...Ke1
                • 4.Qe2#
          • 2...Kd4
            • 3.Se2+
              • 3...Ke5
                • 4.Qe6#
      • 1...Ke3
        • 2.Sd3
          • threat
            • 3.Qb2
              • threat
                • 4.Qf2#
              • 3...Kf3
                • 4.Qf2#
          • 2...Kd2
            • 3.Qb2+
              • 3...Kd1
                • 4.Bg4#
              • 3...Ke3
                • 4.Qf2#
          • 2...Ke2
            • 3.Qb2+
              • 3...Kd1
                • 4.Bg4#
              • 3...Kf1
                • 4.Qf2#
              • 3...Ke3
                • 4.Qf2#
              • 3...Kf3
                • 4.Qf2#
          • 2...Kf3
            • 3.Qb2
              • threat
                • 4.Qf2#
              • 3...Ke3
                • 4.Qf2#
              • 3...Kg3
                • 4.Qf2#
      • 1...Ke5
        • 2.Qxc5+
          • 2...Kf4
            • 3.Sd3+
              • 3...Kf3
                • 4.Qf2#
              • 3...Kg3
                • 4.Qf2#
          • 2...Kf6
            • 3.Ke8
              • 3...Kg7
                • 4.Qf8#

FEATURES

NOT CLASSIFIED
HTML5 logo

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).