Problem Display
PID: 20484 (8/3Q4/8/5K2/3PP3/4k1N1/5N2/8 w - - 0 1)

Epifanov, Anatoly G

Shakhmatnaya Poeziya, 1995-1996

8/3Q4/8/5K2/3PP3/4k1N1/5N2/8

#4

6 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Qc8!
      • threat
        • 2.Qc2
          • threat
            • 3.Sd1+
              • 3...Kf3
                • 4.Qf2#
              • 3...Kxd4
                • 4.Se2#
                • 4.Qc3#
            • 3.Sg4+
              • 3...Kf3
                • 4.Qf2#
              • 3...Kxd4
                • 4.Se2#
          • 2...Kf3
            • 3.Sfh1
              • 3...Ke3
                • 4.Qc3#
          • 2...Kxd4
            • 3.Sfh1
              • 3...Ke3
                • 4.Qc3#
            • 3.Sh3
              • 3...Ke3
                • 4.Qc3#
            • 3.Sgh1
              • 3...Ke3
                • 4.Qd3#
      • 1...Kd2
        • 2.Kf4
          • 2...Ke1
            • 3.Qc1+
              • 3...Kxf2
                • 4.Qf1#
      • 1...Kxf2
        • 2.Kf4
          • 2...Ke1
            • 3.Qc1+
              • 3...Kf2
                • 4.Qf1#
          • 2...Kg1
            • 3.Qh3
              • 3...Kf2
                • 4.Qf1#
          • 2...Kg2
            • 3.Qc1
              • 3...Kf2
                • 4.Qf1#
              • 3...Kh2
                • 4.Qh1#
              • 3...Kh3
                • 4.Qh1#
      • 1...Kf3
        • 2.Qc2
          • threat
            • 3.Sfh1
              • 3...Ke3
                • 4.Qc3#
          • 2...Kg2
            • 3.Kg4
              • threat
                • 4.Sh3#
              • 3...Kg1
                • 4.Sh3#
              • 3...Kh2
                • 4.Sh3#
          • 2...Ke3
            • 3.Sd1+
              • 3...Kf3
                • 4.Qf2#
              • 3...Kxd4
                • 4.Se2#
                • 4.Qc3#
            • 3.Sg4+
              • 3...Kf3
                • 4.Qf2#
              • 3...Kxd4
                • 4.Se2#
          • 2...Kxg3
            • 3.Sg4
              • 3...Kf3
                • 4.Qf2#
              • 3...Kh3
                • 4.Qh2#
              • 3...Kh4
                • 4.Qh2#

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).