Problem Display
PID: 132287 (n3RrNq/K2B1n2/NpPpp1b1/p2kB1rP/P3pR1b/3p2p1/1PP5/2Q5 w - - 0 1)

Shapovalov, Evgeny Ivanovich

1st Prize, Shakhmatnaya kompozitsiya, 2006

n3RrNq/K2B1n2/NpPpp1b1/p2kB1rP/P3pR1b/3p2p1/1PP5/2Q5

#3

13 + 15


145 StrateGems 2008

SOLUTION


  • SOUND
  • Sets
    • 1...Kc4
      • 2.Bxe6+
        • 2...d5
          • 3.b3#
    • 1...Sxe5
      • 2.Bxe6+
        • 2...Kd4
          • 3.Qg1#
          • 3.c3#
        • 2...Kxc6
          • 3.Se7#
    • 1...d2
      • 2.Qxd2+
        • 2...Kc4
          • 3.Qd3#
          • 3.Qd4#
          • 3.b3#
        • 2...Kxe5
          • 3.Rxe6#
    • 1...e3
      • 2.Rxe6
        • threat
          • 3.Se7#
          • 3.Rd4#
          • 3.c4#
  • Tries
    • 1.Se7+?
      • 1...Kc4
        • 2.b3#
      • 1...Kxe5!
    • 1.Bxe6+?
      • 1...Kxc6
        • 2.Se7#
        • 2.cxd3#
      • 1...Kxe5!
  • Keys
    • 1.Qe3!
      • threat
        • 2.Qd4#
      • 1...Kxe5
        • 2.hxg6
          • threat
            • 3.Qxe4#
          • 2...Kd5
            • 3.Qxe4#
          • 2...d5
            • 3.Rxe6#
      • 1...Qxe5
        • 2.Se7+
          • 2...Kc4
            • 3.Qxd3#
      • 1...Rxe5
        • 2.Qxd3+
          • 2...exd3
            • 3.c4#
      • 1...Sxe5
        • 2.Bxe6+
          • 2...Kxc6
            • 3.Se7#
      • 1...dxe5
        • 2.c4+
          • 2...Kxc4
            • 3.Bxe6#
          • 2...Kd6
            • 3.Rxe6#

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).