Problem Display
PID: 20644 (8/8/4Q3/1k6/8/8/1P6/K7 w - - 0 1)

Havel, Miroslav

Tidskrift for Schack, 1916

8/8/4Q3/1k6/8/8/1P6/K7

#5

3 + 1


6024 Bohemian Garnets 1923
4349 Kleinste Schachaufgaben Drei- und Viersteiner 1970

SOLUTION


  • SOUND
  • Keys
    • 1.Qd6!
      • threat
        • 2.b4
          • 2...Ka4
            • 3.Kb2
              • 3...Kb5
                • 4.Kc3
                  • 4...Ka4
                    • 5.Qa6#
          • 2...Kc4
            • 3.Kb2
              • 3...Kb5
                • 4.Kc3
                  • 4...Ka4
                    • 5.Qa6#
      • 1...Ka4
        • 2.Qd5
          • 2...Kb4
            • 3.Kb1
              • 3...Ka4
                • 4.Qc5
                  • 4...Kb3
                    • 5.Qb5#
      • 1...Kc4
        • 2.Ka2
          • 2...Kb5
            • 3.Kb3
              • 3...Ka5
                • 4.Kc4
                  • 4...Ka4
                    • 5.Qa3#
                    • 5.Qb4#
                    • 5.Qa6#
      • 1...Ka5
        • 2.b3
          • 2...Kb5
            • 3.Kb2
              • 3...Ka5
                • 4.Qc6
                  • 4...Kb4
                    • 5.Qb6#

FEATURES


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