Problem Display
PID: 168063 (8/3k4/8/5N2/2N5/8/3K4/3Q4 w - - 0 1)

Gohn, Martin

Revista Romana de Sah, 1947

8/3k4/8/5N2/2N5/8/3K4/3Q4

#4

4 + 1


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Scd6!
      • threat
        • 2.Qb3
          • threat
            • 3.Qc4
              • 3...Kd8
                • 4.Qc8#
          • 2...Kc6
            • 3.Qb7+
              • 3...Kc5
                • 4.Qb5#
          • 2...Kc7
            • 3.Qb7+
              • 3...Kd8
                • 4.Qc8#
                • 4.Qe7#
          • 2...Kd8
            • 3.Qb8+
              • 3...Kd7
                • 4.Qc8#
            • 3.Qc2
              • 3...Kd7
                • 4.Qc8#
            • 3.Qc4
              • 3...Kd7
                • 4.Qc8#
            • 3.Qc3
              • 3...Kd7
                • 4.Qc8#
      • 1...Kc6
        • 2.Qb3
          • threat
            • 3.Qb7+
              • 3...Kc5
                • 4.Qb5#
          • 2...Kc7
            • 3.Qb7+
              • 3...Kd8
                • 4.Qc8#
                • 4.Qe7#
          • 2...Kd7
            • 3.Qc4
              • 3...Kd8
                • 4.Qc8#
      • 1...Ke6
        • 2.Qe2+
          • 2...Kd5
            • 3.Qe8
              • 3...Kc5
                • 4.Qb5#
          • 2...Kf6
            • 3.Qe3
              • 3...Kg6
                • 4.Qh6#
          • 2...Kd7
            • 3.Qc4
              • 3...Kd8
                • 4.Qc8#
      • 1...Kc7
        • 2.Qb3
          • threat
            • 3.Qb7+
              • 3...Kd8
                • 4.Qc8#
                • 4.Qe7#
          • 2...Kc6
            • 3.Qb7+
              • 3...Kc5
                • 4.Qb5#
          • 2...Kd7
            • 3.Qc4
              • 3...Kd8
                • 4.Qc8#
          • 2...Kd8
            • 3.Qb8+
              • 3...Kd7
                • 4.Qc8#
            • 3.Qc2
              • 3...Kd7
                • 4.Qc8#
            • 3.Qc4
              • 3...Kd7
                • 4.Qc8#
            • 3.Qc3
              • 3...Kd7
                • 4.Qc8#

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).