Problem Display
PID: 8456 (Q7/bp6/4p3/2pP1pp1/P1N1k3/2K4p/2b1P3/8 w - - 0 1)

di Vincenzi, Renato

Unpublished, 1977

Q7/bp6/4p3/2pP1pp1/P1N1k3/2K4p/2b1P3/8

#3

6 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Kxd5
      • 2.Qxb7#
    • 1...Bb8
      • 2.Qxb8
        • threat
          • 3.Qe5#
        • 2...Kxd5
          • 3.Qxb7#
        • 2...e5
          • 3.Qxe5#
    • 1...b5
      • 2.dxe6+
        • 2...Kf4
          • 3.Qf3#
      • 2.d6+
        • 2...Kf4
          • 3.Qf3#
    • 1...b6
      • 2.dxe6+
        • 2...Kf4
          • 3.Qf3#
      • 2.d6+
        • 2...Kf4
          • 3.Qf3#
  • Tries
    • 1.Qb8?
      • threat
        • 2.Qe5#
      • 1...Kxd5
        • 2.Qxb7#
      • 1...e5
        • 2.Qxe5#
      • 1...Bxb8!
  • Keys
    • 1.Qh8!
      • threat
        • 2.Qe5#
      • 1...Kf4
        • 2.Qxh3
          • threat
            • 3.Qf3#
          • 2...Ke4
            • 3.Qf3#
          • 2...g4
            • 3.Qe3#
          • 2...Be4
            • 3.e3#
      • 1...Kxd5
        • 2.Qe5+
          • 2...Kc6
            • 3.Qd6#
      • 1...Bb8
        • 2.Qxb8
          • threat
            • 3.Qe5#
          • 2...Kxd5
            • 3.Qxb7#
          • 2...e5
            • 3.Qxe5#

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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).