Problem Display
PID: 65898 (8/8/1pK5/1P6/3pk3/1N1N4/5Q2/8 w - - 0 1)

Pongracz, Arnold

Schachzeitung der Berliner Schachgesellschaft, 1858

8/8/1pK5/1P6/3pk3/1N1N4/5Q2/8

#3

5 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Kd7?
      • 1...Kd5
        • 2.Qxd4#
      • 1...Kxd3!
    • 1.Sdc1?
      • threat
        • 2.Kd6
          • 2...d3
            • 3.Sd2#
      • 1...d3
        • 2.Kd6
          • 2...d2
            • 3.Sxd2#
      • 1...Ke5!
    • 1.Se1?
      • threat
        • 2.Kd6
          • 2...d3
            • 3.Sd2#
            • 3.Qf3#
      • 1...d3
        • 2.Kd6
          • 2...d2
            • 3.Sxd2#
            • 3.Qf3#
      • 1...Ke5!
    • 1.Sb2?
      • threat
        • 2.Kd6
          • 2...d3
            • 3.Sd2#
      • 1...d3
        • 2.Kd6
          • 2...d2
            • 3.Sxd2#
      • 1...Ke5!
    • 1.Sb4?
      • threat
        • 2.Kd6
          • 2...d3
            • 3.Sd2#
      • 1...d3
        • 2.Kd6
          • 2...d2
            • 3.Sxd2#
      • 1...Ke5!
    • 1.Se5?
      • threat
        • 2.Kd6
          • 2...d3
            • 3.Sd2#
            • 3.Qf3#
      • 1...d3
        • 2.Kd6
          • 2...d2
            • 3.Sxd2#
            • 3.Qf3#
      • 1...Kxe5!
  • Keys
    • 1.Sa1!
      • 1...Kxd3
        • 2.Kd5
          • 2...Kc3
            • 3.Qxd4#

FEATURES


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