Problem Display
PID: 167222 (6n1/4pN2/1p2B1pp/3P1p2/4k2r/2P3Qp/7p/K1N4b w - - 0 1)

Klemanic, Emil

Salai (Jr), Ladislav

The Problemist, 2017

6n1/4pN2/1p2B1pp/3P1p2/4k2r/2P3Qp/7p/K1N4b

#4

7 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Qf2!
      • threat
        • 2.Sd3
          • threat
            • 3.Qe2#
          • 2...Kxd3
            • 3.Se5+
              • 3...Kxc3
                • 4.Qb2#
              • 3...Ke4
                • 4.Qd4#
      • 1...Bg2
        • 2.Qd4+
          • 2...Kf3
            • 3.Se5+
              • 3...Kg3
                • 4.Se2#
      • 1...Rg4
        • 2.Qe2+
          • 2...Kf4
            • 3.Sd3+
              • 3...Kg3
                • 4.Qf2#
      • 1...Sf6
        • 2.Se5
          • threat
            • 3.Qd4#
          • 2...Kxe5
            • 3.Sd3+
              • 3...Ke4
                • 4.Qe2#
              • 3...Kd6
                • 4.Qxb6#
      • 1...b5
        • 2.Sd3
          • threat
            • 3.Sc5#
            • 3.Qe2#
          • 2...Kxd3
            • 3.Se5+
              • 3...Kxc3
                • 4.Qb2#
              • 3...Ke4
                • 4.Qd4#

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).