Problem Display
PID: 181400 (8/8/6B1/5N2/8/2N2p1K/1P1k4/5R2 w - - 0 1)

Kockelkorn, Carl

Kohtz, Johannes

Deutsches Wochenschach, 1904

8/8/6B1/5N2/8/2N2p1K/1P1k4/5R2

#3

6 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Sh4?
      • 1...Ke3
        • 2.Sxf3
          • 2...Kf4
            • 3.Sd5#
      • 1...f2!
    • 1.Bf7?
      • threat
        • 2.Bb3
          • threat
            • 3.Rd1#
          • 2...Kd3
            • 3.Rd1#
      • 1...Kd3
        • 2.Bb3
          • threat
            • 3.Rd1#
          • 2...Kd2
            • 3.Rd1#
      • 1...f2
        • 2.Bb3
          • 2...Kd3
            • 3.Rd1#
      • 1...Kc2!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Sc2
          • 2...f2
            • 3.Rd1#
      • 1...Ke3
        • 2.Sxf3
          • 2...Kf4
            • 3.Sd5#
      • 1...f2
        • 2.Sd1
          • 2...Kc1
            • 3.Sb3#
        • 2.Rd1+
          • 2...Ke3
            • 3.Sd5#

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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).