Problem Display
PID: 230165 (8/8/4K3/8/8/p1Q4p/4P3/3k2N1 w - - 0 1)

Makaronets, Leonid

Serezhkin, Yuri Nikitovich

Zadachi i Etyudi, 2000

8/8/4K3/8/8/p1Q4p/4P3/3k2N1

#5

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.e4!
      • 1...a2
        • 2.Qd3+
          • 2...Kc1
            • 3.Se2+
              • 3...Kb2
                • 4.Qc3+
                  • 4...Kb1
                    • 5.Qc1#
      • 1...h2
        • 2.Sf3
          • threat
            • 3.Qd2#
          • 2...Ke2
            • 3.Sd4+
              • 3...Kd1
                • 4.Qc2+
                  • 4...Ke1
                    • 5.Qe2#
                • 4.Qd3+
                  • 4...Kc1
                    • 5.Qc2#
                  • 4...Ke1
                    • 5.Qe2#
              • 3...Kf1
                • 4.Qf3+
                  • 4...Ke1
                    • 5.Qe2#
                  • 4...Kg1
                    • 5.Se2#
              • 3...Kf2
                • 4.Qf3+
                  • 4...Ke1
                    • 5.Qe2#
                  • 4...Kg1
                    • 5.Se2#

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).