Problem Display
PID: 167929 (2BKN3/2p2p2/1pp2p2/r1kn2nR/2P1pN1b/PP2P1Q1/2pB4/3q4 w - - 0 1)

Eaton, Vincent Lanius

3rd Prize, Skakbladet, 1947

2BKN3/2p2p2/1pp2p2/r1kn2nR/2P1pN1b/PP2P1Q1/2pB4/3q4

#3

11 + 13


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Sxe3
      • 2.Qxe3#
    • 1...Sb4
      • 2.axb4#
    • 1...Se7
      • 2.Sd3+
        • 2...exd3
          • 3.Bb4#
    • 1...Sf3
      • 2.Bb4#
    • 1...Sh3
      • 2.Bb4#
    • 1...Se6+
      • 2.Sxe6+
        • 2...fxe6
          • 3.Bb4#
    • 1...Sh7
      • 2.Bb4#
  • Keys
    • 1.Sxf6!
      • threat
        • 2.Sd3+
          • 2...exd3
            • 3.Sd7#
      • 1...Se6+
        • 2.Sxe6+
          • 2...fxe6
            • 3.Bb4#
      • 1...Kd6
        • 2.Sd3+
          • 2...Bxg3
            • 3.Se8#
          • 2...Sf4
            • 3.Se8#
      • 1...Qxd2
        • 2.Sd3+
          • 2...Qxd3
            • 3.Sd7#
          • 2...exd3
            • 3.Sd7#
      • 1...Bxg3
        • 2.Sxe4+
          • 2...Sxe4
            • 3.Bb4#
      • 1...Sxe3
        • 2.Sd3+
          • 2...Kd4
            • 3.Qxe3#
          • 2...exd3
            • 3.Bxe3#
      • 1...Sxf6
        • 2.Sd3+
          • 2...exd3
            • 3.Bb4#
      • 1...b5
        • 2.Sd7+
          • 2...Kd6
            • 3.c5#
      • 1...c1S
        • 2.Sd3+
          • 2...Sxd3
            • 3.Sd7#
          • 2...exd3
            • 3.Sd7#
      • 1...Qe2
        • 2.Sd3+
          • 2...Qxd3
            • 3.Sd7#
          • 2...exd3
            • 3.Sd7#
        • 2.Bb4+
          • 2...Sxb4
            • 3.Sxe4#
      • 1...Qg4
        • 2.Bb4+
          • 2...Sxb4
            • 3.Sxe4#
      • 1...Qf1
        • 2.Sd3+
          • 2...Qxd3
            • 3.Sd7#
          • 2...exd3
            • 3.Sd7#
        • 2.Bb4+
          • 2...Sxb4
            • 3.Sxe4#

FEATURES


NOT CLASSIFIED


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).