Problem Display
PID: 267684 (7k/5K2/5p2/4b3/4B3/8/8/1QB5 w - - 0 1)

Melnichenko, Viktor Oleksandrovich

Shakhmatnaya kompozitsiya, 1993

7k/5K2/5p2/4b3/4B3/8/8/1QB5

#2

4 + 3


SOLUTION


  • COOKED
  • Sets
    • 1...Ba1
      • 2.Qb8#
    • 1...Bc3
      • 2.Qb8#
    • 1...Bd4
      • 2.Qb8#
    • 1...Bb8
      • 2.Qxb8#
  • Tries
    • 1.Qb5?
      • threat
        • 2.Qe8#
      • 1...Bd6
        • 2.Qh5#
      • 1...f5!
    • 1.Qb6?
      • threat
        • 2.Qd8#
      • 1...f5
        • 2.Qh6#
      • 1...Bc7
        • 2.Qxf6#
      • 1...Bd6!
  • Keys
    • 1.Bb2!
      • 1...Bxb2
        • 2.Qh1#
      • 1...f5
        • 2.Qh1#
      • 1...Bh2
        • 2.Bxf6#
      • 1...Bc3
        • 2.Qh1#
      • 1...Bg3
        • 2.Bxf6#
      • 1...Bd4
        • 2.Qh1#
      • 1...Bf4
        • 2.Bxf6#
      • 1...Bd6
        • 2.Bxf6#
      • 1...Bc7
        • 2.Bxf6#
      • 1...Bb8
        • 2.Bxf6#
    • 1.Qd3!
      • threat
        • 2.Qh3#
        • 2.Qd8#
      • 1...f5
        • 2.Qh3#
      • 1...Bg3
        • 2.Qd8#
      • 1...Bd4
        • 2.Qh3#
      • 1...Bf4
        • 2.Qd8#
      • 1...Bd6
        • 2.Qh3#
      • 1...Bc7
        • 2.Qh3#

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).