Problem Display
PID: 20207 (2Q5/8/8/p5N1/k3p3/4p3/N3p3/4K3 w - - 0 1)

Havel, Miroslav

Sp. Prize, Pauly MT, 1948

2Q5/8/8/p5N1/k3p3/4p3/N3p3/4K3

#4

4 + 5


461 Schach-Express 1950
3105 FIDE Album (1945-1955) 1964

SOLUTION


  • SOUND
  • Keys
    • 1.Se6!
      • threat
        • 2.Sc1
          • threat
            • 3.Qc4+
              • 3...Ka3
                • 4.Qb3#
            • 3.Qb7
              • 3...Ka3
                • 4.Qb3#
            • 3.Qb8
              • 3...Ka3
                • 4.Qb3#
          • 2...Ka3
            • 3.Qc3+
              • 3...Ka4
                • 4.Qb3#
            • 3.Qc2
              • threat
                • 4.Qb3#
              • 3...Kb4
                • 4.Qb3#
              • 3...a4
                • 4.Qc3#
          • 2...Kb4
            • 3.Qb7+
              • 3...Ka3
                • 4.Qb3#
              • 3...Kc3
                • 4.Qb3#
              • 3...Ka4
                • 4.Qb3#
              • 3...Kc4
                • 4.Qb3#
            • 3.Qb8+
              • 3...Ka3
                • 4.Qb3#
              • 3...Kc3
                • 4.Qb3#
              • 3...Ka4
                • 4.Qb3#
              • 3...Kc4
                • 4.Qb3#
          • 2...Kb5
            • 3.Qb7+
              • 3...Ka4
                • 4.Qb3#
              • 3...Kc4
                • 4.Qb3#
        • 2.Sd4
          • 2...Ka3
            • 3.Qc2
              • 3...a4
                • 4.Sb5#
      • 1...Ka3
        • 2.Qc2
          • 2...a4
            • 3.Sc1
              • 3...Kb4
                • 4.Qc5#
      • 1...Kb3
        • 2.Sd4+
          • 2...Kxa2
            • 3.Qc2+
              • 3...Ka1
                • 4.Sb3#
              • 3...Ka3
                • 4.Qb3#
          • 2...Kb2
            • 3.Qc2+
              • 3...Ka1
                • 4.Sb3#
              • 3...Ka3
                • 4.Sb5#
                • 4.Qb3#
          • 2...Ka3
            • 3.Qc2
              • 3...a4
                • 4.Sb5#
          • 2...Ka4
            • 3.Qc2+
              • 3...Ka3
                • 4.Sb5#
                • 4.Qb3#
            • 3.Qc4+
              • 3...Ka3
                • 4.Qb3#
            • 3.Qe6
              • 3...Ka3
                • 4.Qb3#
            • 3.Qb7
              • 3...Ka3
                • 4.Qb3#
            • 3.Qb8
              • 3...Ka3
                • 4.Qb3#
            • 3.Qg8
              • 3...Ka3
                • 4.Qb3#
      • 1...Kb5
        • 2.Sd8
          • threat
            • 3.Qc6#
          • 2...Ka4
            • 3.Qc3
              • 3...Kb5
                • 4.Qc6#
          • 2...Kb6
            • 3.Qc6+
              • 3...Ka7
                • 4.Qb7#
          • 2...a4
            • 3.Qc6+
              • 3...Ka5
                • 4.Sb7#

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).