Problem Display
PID: 215740 (7Q/2ppp3/B1pkp3/2ppp1P1/8/4P3/1PP3P1/4K3 w - - 0 1)

Wainwright, Joseph CJ

The Sunny South, 1887

7Q/2ppp3/B1pkp3/2ppp1P1/8/4P3/1PP3P1/4K3

#4

8 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.c4!
      • threat
        • 2.e4
          • 2...dxc4
            • 3.Qh3
              • 3...c3
                • 4.Qd3#
            • 3.Qh5
              • 3...c3
                • 4.Qd1#
          • 2...dxe4
            • 3.Qh5
              • 3...e3
                • 4.Qd1#
            • 3.Qh7
              • 3...e3
                • 4.Qd3#
          • 2...d4
            • 3.Qh3
              • 3...d3
                • 4.Qxd3#
      • 1...dxc4
        • 2.Bxc4
          • 2...e4
            • 3.Qc3
              • 3...e5
                • 4.Qd2#
      • 1...d4
        • 2.Qh2
          • 2...dxe3
            • 3.Qg3
              • 3...e2
                • 4.Qd3#
          • 2...d3
            • 3.g4
              • 3...d2+
                • 4.Qxd2#
      • 1...e4
        • 2.Qh2+
          • 2...e5
            • 3.Qh6+
              • 3...e6
                • 4.Qf8#

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).