Problem Display
PID: 248491 (7k/8/7P/7Q/8/1p6/8/b1K5 w - - 0 1)

Guttmann, Erwin Moritz Herbert

Kristal, 1961

7k/8/7P/7Q/8/1p6/8/b1K5

#4

3 + 3


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.h7!
      • 1...Bc3
        • 2.Qf7
          • threat
            • 3.Qg8#
          • 2...Bb2+
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...Bd2+
            • 3.Kxd2
              • 3...b2
                • 4.Qg8#
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...b2+
            • 3.Kb1
              • threat
                • 4.Qg8#
      • 1...Bd4
        • 2.Qf7
          • threat
            • 3.Qg8#
          • 2...Bb2+
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...Be3+
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...b2+
            • 3.Kb1
              • threat
                • 4.Qg8#
      • 1...Be5
        • 2.Qf7
          • threat
            • 3.Qg8#
          • 2...Bb2+
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...Bf4+
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...b2+
            • 3.Kb1
              • threat
                • 4.Qg8#
      • 1...Bf6
        • 2.Qf7
          • threat
            • 3.Qg8#
          • 2...Bb2+
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...Bg5+
            • 3.Kb1
              • threat
                • 4.Qg8#
            • 3.Kd1
              • threat
                • 4.Qg8#
          • 2...b2+
            • 3.Kb1
              • threat
                • 4.Qg8#
      • 1...Bg7
        • 2.Kb1
          • 2...Ba1
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...Bb2
            • 3.Kxb2
              • 3...Kg7
                • 4.h8Q#
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...Bc3
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...Bd4
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...Be5
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...Bf6
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...Bh6
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...Bf8
            • 3.Qf7
              • threat
                • 4.Qg8#
          • 2...b2
            • 3.Qg6
              • 3...Bc3
                • 4.Qg8#
              • 3...Bd4
                • 4.Qg8#
              • 3...Be5
                • 4.Qg8#
              • 3...Bf6
                • 4.Qg8#
              • 3...Bh6
                • 4.Qg8#
              • 3...Bf8
                • 4.Qg8#

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).