Problem Display
PID: 166820 (1K2B3/8/R7/2p1k1p1/N2pppPp/1pB3Q1/b7/8 w - - 0 1)

Eltsov, Aleksandr Ivanovich

Sachmatija, 2010

1K2B3/8/R7/2p1k1p1/N2pppPp/1pB3Q1/b7/8

#3

7 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...dxc3
      • 2.Qxc3+
        • 2...Kd5
          • 3.Bf7#
          • 3.Qxc5#
  • Tries
    • 1.Bxd4+?
      • 1...Kxd4
        • 2.Qc3+
          • 2...Kd5
            • 3.Bf7#
            • 3.Qxc5#
      • 1...Kd5
        • 2.Bf7+
          • 2...Kxd4
            • 3.Qc3#
      • 1...cxd4!
  • Keys
    • 1.Ba5!
      • threat
        • 2.Bc7+
          • 2...Kd5
            • 3.Bf7#
      • 1...Kd5
        • 2.Bf7+
          • 2...Ke5
            • 3.Bc7#
      • 1...d3
        • 2.Bc3+
          • 2...Kd5
            • 3.Bf7#
      • 1...e3
        • 2.Qf3
          • threat
            • 3.Bc7#
          • 2...d3
            • 3.Bc3#

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).