MESON Chess Problem Database

Problem Display
PID: 77016 (3Q4/4p3/P3pP2/4p3/4kp2/P2N3P/K5p1/N5B1 w - - 0 1)

Petrasinovic, Petrasin

The Problemist, 2007

3Q4/4p3/P3pP2/4p3/4kp2/P2N3P/K5p1/N5B1

#4

9 + 6

SOLUTION

  • SOUND
  • Keys
    • 1.Qg8!
      • threat
        • 2.Sc5+
          • 2...Kf5
            • 3.Qh7+
              • 3...Kg5
                • 4.Se4#
              • 3...Kxf6
                • 4.Se4#
      • 1...Kxd3
        • 2.Qxg2
          • threat
            • 3.Qc2#
          • 2...Kc4
            • 3.Qc6+
              • 3...Kd3
                • 4.Qc2#
      • 1...Kf3
        • 2.Qg4+
          • 2...Ke4
            • 3.Sc5+
              • 3...Kd5
                • 4.Qxe6#
      • 1...Kd5
        • 2.Qa8+
          • 2...Kc4
            • 3.Qc6+
              • 3...Kxd3
                • 4.Qc2#
          • 2...Kd6
            • 3.Qb7
              • threat
                • 4.Bc5#
      • 1...Kf5
        • 2.Qh7+
          • 2...Kg5
            • 3.Bf2
              • threat
                • 4.Bh4#
              • 3...Kxf6
                • 4.Bh4#
          • 2...Kxf6
            • 3.Bc5
              • threat
                • 4.Bxe7#
              • 3...Kg5
                • 4.Bxe7#
      • 1...f3
        • 2.Qh7+
          • 2...Kd5
            • 3.Sb4+
              • 3...Kc4
                • 4.Qd3#
              • 3...Kd6
                • 4.Qxe7#

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).