Problem Display
PID: 195570 (4N3/8/8/1P2k2K/8/2P5/Q5P1/8 w - - 0 1)

Schirdewan, Ulrich

Deutsches Wochenschach, 1919

4N3/8/8/1P2k2K/8/2P5/Q5P1/8

#3

6 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Kg6?
      • threat
        • 2.Qd2
          • 2...Ke4
            • 3.Qd4#
          • 2...Ke6
            • 3.Qd6#
      • 1...Kf4
        • 2.Qf2+
          • 2...Ke4
            • 3.Qd4#
          • 2...Kg4
            • 3.Sf6#
          • 2...Ke5
            • 3.Qf5#
      • 1...Ke4!
    • 1.g3?
      • threat
        • 2.Qc4
          • 2...Kf5
            • 3.Qd5#
      • 1...Kf5
        • 2.Qd5#
      • 1...Ke4!
  • Keys
    • 1.Sg7!
      • 1...Ke4
        • 2.Qd2
          • 2...Ke5
            • 3.Qd4#
      • 1...Kf4
        • 2.Qf2+
          • 2...Ke4
            • 3.Qd4#
          • 2...Ke5
            • 3.Qd4#
      • 1...Kd6
        • 2.Qa7
          • 2...Kd5
            • 3.Qd4#
          • 2...Ke5
            • 3.Qd4#
      • 1...Kf6
        • 2.Qa7
          • 2...Ke5
            • 3.Qd4#

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).