Problem Display
PID: 248733 (6Q1/5K2/P3N3/3k4/8/1P6/4P3/8 w - - 0 1)

Hultberg, Gustav Herbert

Deutsche Schachzeitung, 1980

6Q1/5K2/P3N3/3k4/8/1P6/4P3/8

#3

6 + 1


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Qg3?
      • 1...Ke4
        • 2.a7
          • 2...Kd5
            • 3.a8Q#
            • 3.a8B#
          • 2...Kf5
            • 3.Qf4#
      • 1...Kc6!
    • 1.Qg5+?
      • 1...Kc6
        • 2.Qc5+
          • 2...Kd7
            • 3.Qc7#
      • 1...Kd6
        • 2.Qc5+
          • 2...Kd7
            • 3.Qc7#
      • 1...Ke4!
    • 1.Qa8+?
      • 1...Ke5
        • 2.e4
          • 2...Kd6
            • 3.Qd5#
      • 1...Kd6!
    • 1.Qb8?
      • 1...Kc6
        • 2.e4
          • 2...Kd7
            • 3.Qc7#
        • 2.a7
          • 2...Kd5
            • 3.a8Q#
            • 3.a8B#
          • 2...Kd7
            • 3.Qc7#
      • 1...Ke4!
    • 1.Qd8+?
      • 1...Ke4
        • 2.Qd4+
          • 2...Kf5
            • 3.Qf4#
      • 1...Ke5
        • 2.Qd4+
          • 2...Kf5
            • 3.Qf4#
      • 1...Kc6!
  • Keys
    • 1.Qg1!
      • 1...Ke4
        • 2.Qd4+
          • 2...Kf5
            • 3.Qf4#
      • 1...Ke5
        • 2.Qd4+
          • 2...Kf5
            • 3.Qf4#
      • 1...Kc6
        • 2.Qc5+
          • 2...Kd7
            • 3.Qc7#
      • 1...Kd6
        • 2.Qc5+
          • 2...Kd7
            • 3.Qc7#

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).