Problem Display
PID: 216326 (8/8/1K1Np1Q1/3k2p1/4N3/2p4n/3p4/8 w - - 0 1)

Havel, Miroslav

Sach, 1941

8/8/1K1Np1Q1/3k2p1/4N3/2p4n/3p4/8

#5

4 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sc5!
      • threat
        • 2.Qe4+
          • 2...Kxd6
            • 3.Qxe6#
        • 2.Qxe6+
          • 2...Kd4
            • 3.Sb5#
            • 3.Sf5#
            • 3.Qe4#
      • 1...Ke5
        • 2.Qe4+
          • 2...Kf6
            • 3.Se8+
              • 3...Ke7
                • 4.Qxe6+
                  • 4...Kd8
                    • 5.Sb7#
                    • 5.Qd7#
                  • 4...Kf8
                    • 5.Sd7#
              • 3...Kf7
                • 4.Qxe6+
                  • 4...Kf8
                    • 5.Sd7#
      • 1...Sf4
        • 2.Qxg5+
          • 2...Kd4
            • 3.Sb5+
              • 3...Ke3
                • 4.Qg1+
                  • 4...Ke2
                    • 5.Sd4#
                  • 4...Kf3
                    • 5.Sd4#
              • 3...Kc4
                • 4.Qxf4+
                  • 4...Kd5
                    • 5.Sxc3#
                    • 5.Sc7#
                    • 5.Qd4#
                    • 5.Qe4#
            • 3.Qxf4+
              • 3...Kd5
                • 4.Qe4+
                  • 4...Kxd6
                    • 5.Qxe6#
                • 4.Sd3
                  • threat
                    • 5.Sb4#
                    • 5.Qe5#
                  • 4...e5
                    • 5.Qxe5#
                • 4.Scb7
                  • threat
                    • 5.Qe4#
                  • 4...e5
                    • 5.Qc4#
                • 4.Sd7
                  • threat
                    • 5.Sf6#
                    • 5.Qe5#
                  • 4...e5
                    • 5.Qxe5#
                • 4.Sc4
                  • threat
                    • 5.Se3#
                    • 5.Qe4#
                • 4.Sb5
                  • threat
                    • 5.Sxc3#
                    • 5.Sc7#
                    • 5.Qd4#
                    • 5.Qe4#
                • 4.Sdb7
                  • threat
                    • 5.Qe4#
                • 4.Sf7
                  • threat
                    • 5.Qe4#
                • 4.Sc8
                  • threat
                    • 5.Se7#
                    • 5.Qe4#
                • 4.Se8
                  • threat
                    • 5.Sf6#
                    • 5.Sc7#
                    • 5.Qe4#
          • 2...e5
            • 3.Qg8+
              • 3...Se6
                • 4.Qxe6+
                  • 4...Kd4
                    • 5.Sf5#

This is a version of 83392

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).