Problem Display
PID: 260819 (n7/1Np1b3/1pP5/1K1kpQ2/1p4P1/1P6/4P3/8 w - - 0 1)

Makaronets, Leonid

Schweizerische Schachzeitung, 2006

n7/1Np1b3/1pP5/1K1kpQ2/1p4P1/1P6/4P3/8

#4

7 + 7


SOLUTION


  • SOUND
  • Keys
    • 1.g5!
      • threat
        • 2.Qd3+
          • 2...Ke6
            • 3.Sd8+
              • 3...Bxd8
                • 4.Qd7#
      • 1...Bxg5
        • 2.Qd7+
          • 2...Ke4
            • 3.Qd3+
              • 3...Kf4
                • 4.Qf3#
      • 1...Bc5
        • 2.Sxc5
          • threat
            • 3.Qd3#
            • 3.Qd7#
          • 2...bxc5
            • 3.Qd3+
              • 3...Ke6
                • 4.Qd7#
      • 1...Bd6
        • 2.e3
          • 2...Bc5
            • 3.Qg4
              • threat
                • 4.Qc4#
              • 3...e4
                • 4.Qf5#
              • 3...Bd4
                • 4.e4#
          • 2...Be7
            • 3.Qg4
              • threat
                • 4.Qc4#
              • 3...e4
                • 4.Qf5#
          • 2...Bf8
            • 3.Qd3+
              • 3...Ke6
                • 4.Qd7#
            • 3.Qg4
              • threat
                • 4.Qc4#
              • 3...e4
                • 4.Qf5#

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).