Problem Display
PID: 34430 (2n1N3/1p3Q1p/8/4k3/1p1p1pp1/3P4/P1P1PP2/b2K2N1 w - - 0 1)

Grevatt, James G

Krasichenok, Viacheslav Ivanovich

Volchek, Viktor Fedorovich

Comm., Probleemblad, 2001

2n1N3/1p3Q1p/8/4k3/1p1p1pp1/3P4/P1P1PP2/b2K2N1

#5

9 + 9


102 Probleemblad 2003

SOLUTION


  • SOUND
  • Keys
    • 1.a4!
      • threat
        • 2.Qf6+
          • 2...Kd5
            • 3.Qf5+
              • 3...Kc6
                • 4.Qb5#
      • 1...bxa4 ep
        • 2.c4
          • threat
            • 3.Qd5#
            • 3.Qf6#
          • 2...dxc4 ep
            • 3.e4
              • threat
                • 4.Qd5#
                • 4.Qf6#
              • 3...c2+
                • 4.Kxc2
                  • threat
                    • 5.Qd5#
                    • 5.Qf6#
                  • 4...Kd4
                    • 5.Qd5#
              • 3...fxe4 ep
                • 4.f4+
                  • 4...Kd4
                    • 5.Qc4#
                  • 4...gxf4 ep
                    • 5.Sxf3#
      • 1...b6
        • 2.Qf6+
          • 2...Kd5
            • 3.Sc7+
              • 3...Kc5
                • 4.Qe6
                  • threat
                    • 5.Sa6#
                    • 5.Qd5#

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).