Problem Display
PID: 5485 (8/Q3N2p/1K6/4kN1p/B1p5/5p1P/8/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1995

8/Q3N2p/1K6/4kN1p/B1p5/5p1P/8/8

#3

6 + 5


SOLUTION


  • SOUND
  • Tries
    • 1.Qd7?
      • threat
        • 2.Qd6+
          • 2...Ke4
            • 3.Bc2#
            • 3.Bc6#
            • 3.Qd4#
      • 1...Kf4
        • 2.Qe6
          • threat
            • 3.Qe3#
          • 2...Kg5
            • 3.Qh6#
        • 2.Qd4+
          • 2...Kg5
            • 3.Qh4#
            • 3.h4#
        • 2.Qd6+
          • 2...Ke4
            • 3.Bc2#
            • 3.Bc6#
            • 3.Qd4#
          • 2...Kg5
            • 3.Qh6#
      • 1...f2
        • 2.Qd6+
          • 2...Ke4
            • 3.Bc6#
      • 1...Kf6!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Qe7+
          • 2...Kxd5
            • 3.Bc6#
          • 2...Kxf5
            • 3.Bc2#
      • 1...Ke4
        • 2.Qe7+
          • 2...Kd3
            • 3.Qe3#
          • 2...Kxd5
            • 3.Bc6#
          • 2...Kxf5
            • 3.Bc2#
      • 1...Kxd5
        • 2.Qe7
          • threat
            • 3.Bc6#
          • 2...c3
            • 3.Bb3#
      • 1...Kxf5
        • 2.Qe7
          • threat
            • 3.Bc2#
          • 2...Kg6
            • 3.Qf6#
      • 1...Ke6
        • 2.Qe7+
          • 2...Kxd5
            • 3.Bc6#
          • 2...Kxf5
            • 3.Bc2#
      • 1...c3
        • 2.Qe7+
          • 2...Kxd5
            • 3.Bb3#
          • 2...Kxf5
            • 3.Bc2#

FEATURES


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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).