Problem Display
PID: 51690 (7b/1p1rp3/4ppn1/5kpP/Rp1p2N1/1p3P1B/2PKN3/3Q4 w - - 0 1)

Kargapolov, Aleksey Petrovich

The Problemist, 2004

(First published on Mon Mar 1 2004)

7b/1p1rp3/4ppn1/5kpP/Rp1p2N1/1p3P1B/2PKN3/3Q4

#3

9 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Rd5
      • 2.Se3+
        • 2...Ke5
          • 3.Sc4#
      • 2.Sh6+
        • 2...Ke5
          • 3.Sf7#
    • 1...Sf4
      • 2.Sg3#
    • 1...Se5
      • 2.Se3#
      • 2.Sh6#
    • 1...e5
      • 2.Se3#
      • 2.Sh6#
  • Tries
    • 1.Ke1?
      • threat
        • 2.Qd3#
      • 1...e5
        • 2.Se3#
        • 2.Sh6#
      • 1...Sf4
        • 2.Sg3#
      • 1...Se5
        • 2.Se3#
        • 2.Sh6#
      • 1...d3!
    • 1.Ra5+?
      • 1...Rd5
        • 2.Ke1
          • threat
            • 3.Qd3#
          • 2...e5
            • 3.Se3#
            • 3.Sh6#
          • 2...Sf4
            • 3.Sg3#
            • 3.Sxd4#
          • 2...Se5
            • 3.Se3#
            • 3.Sh6#
          • 2...d3
            • 3.Qxd3#
        • 2.Se3+
          • 2...Ke5
            • 3.Sc4#
        • 2.Sh6+
          • 2...Ke5
            • 3.Sf7#
      • 1...b5!
  • Keys
    • 1.c4!
      • threat
        • 2.Sh6+
          • 2...Ke5
            • 3.Sf7#
      • 1...bxc4 ep+
        • 2.Ke1
          • threat
            • 3.Qd3#
          • 2...e5
            • 3.Se3#
            • 3.Sh6#
          • 2...Sf4
            • 3.Sg3#
          • 2...Se5
            • 3.Se3#
            • 3.Sh6#
          • 2...d3
            • 3.Sg3#
      • 1...dxc4 ep+
        • 2.Ke3
          • threat
            • 3.Sg3#
          • 2...Rd3+
            • 3.Qxd3#
          • 2...e5
            • 3.Sh6#

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).