Problem Display
PID: 40873 (8/8/2p5/Kn1p4/2kb1Q2/4P3/1PP5/8 w - - 0 1)

Daniel, Arthur William

Recomm., BCF 030. Ty., 1938-1939

8/8/2p5/Kn1p4/2kb1Q2/4P3/1PP5/8

#4

5 + 5


SOLUTION


  • COOKED
  • Keys
    • 1.Qh4!
      • 1...Kc5
        • 2.Qe7+
          • 2...Sd6
            • 3.Qa7+
              • 3...Kc4
                • 4.Qxd4#
    • 1.exd4!
      • threat
        • 2.Qd2
          • threat
            • 3.Qb4#
            • 3.Qd3#
            • 3.b3#
        • 2.Qe3
          • threat
            • 3.Qd3#
            • 3.b3#
          • 2...Sxd4
            • 3.Qc3#
      • 1...Sxd4
        • 2.Kb6
          • threat
            • 3.Qd2
              • threat
                • 4.Qc3#
              • 3...Se2
                • 4.b3#
              • 3...Sb5
                • 4.b3#
            • 3.Qe3
              • threat
                • 4.Qc3#
              • 3...Kb4
                • 4.Qxd4#
              • 3...Se2
                • 4.Qc5#
              • 3...Sb5
                • 4.Qc5#
        • 2.Qe3
          • threat
            • 3.Qc3#
          • 2...Kc5
            • 3.Qa3+
              • 3...Kc4
                • 4.Qb4#
                • 4.Qc3#
            • 3.Qe7+
              • 3...Kc4
                • 4.Qb4#
      • 1...Sd6
        • 2.Qxd6
          • threat
            • 3.Qb4#
            • 3.Qc5#
          • 2...Kxd4
            • 3.Qf4+
              • 3...Kc5
                • 4.Qb4#
                • 4.b4#
        • 2.Qd2
          • threat
            • 3.Qc3#
            • 3.Qb4#
            • 3.Qd3#
            • 3.b3#
          • 2...Sb7+
            • 3.Kb6
              • threat
                • 4.Qc3#
                • 4.b3#
        • 2.Qe3
          • threat
            • 3.Qc3#
            • 3.Qd3#
            • 3.b3#
          • 2...Sb7+
            • 3.Kb6
              • threat
                • 4.Qc3#
              • 3...Kb4
                • 4.Qb3#

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).