Problem Display
PID: 209965 (8/8/2p1pp2/2Npk1pp/3N4/P7/8/Q5K1 w - - 0 1)

Hlubek, Janos

Vasarnapi Ujsag, 1883

8/8/2p1pp2/2Npk1pp/3N4/P7/8/Q5K1

#4

5 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qb2!
      • threat
        • 2.Qh2+
          • 2...Kxd4
            • 3.Qb2+
              • 3...Ke3
                • 4.Qf2#
              • 3...Kc4
                • 4.Qb4#
              • 3...Kxc5
                • 4.Qb4#
        • 2.Qb8+
          • 2...Kxd4
            • 3.Qb2+
              • 3...Ke3
                • 4.Qf2#
              • 3...Kc4
                • 4.Qb4#
              • 3...Kxc5
                • 4.Qb4#
      • 1...Kf4
        • 2.Scxe6+
          • 2...Kg3
            • 3.Qg2+
              • 3...Kh4
                • 4.Sf3#
                • 4.Sf5#
          • 2...Kg4
            • 3.Qg2+
              • 3...Kh4
                • 4.Sf3#
                • 4.Sf5#
          • 2...Ke5
            • 3.Qh2+
              • 3...Ke4
                • 4.Qe2#
        • 2.Qh2+
          • 2...Kg4
            • 3.Sd7
              • threat
                • 4.Sxf6#
              • 3...f5
                • 4.Se5#
                • 4.Sf6#
      • 1...Kd6
        • 2.Sdxe6
          • threat
            • 3.Qb8+
              • 3...Ke7
                • 4.Qf8#
          • 2...Ke7
            • 3.Qb7+
              • 3...Kd6
                • 4.Qc7#
              • 3...Ke8
                • 4.Qd7#
          • 2...d4
            • 3.Qxd4+
              • 3...Ke7
                • 4.Qd7#
      • 1...f5
        • 2.Sdxe6+
          • 2...Kd6
            • 3.Qb8+
              • 3...Ke7
                • 4.Qf8#

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).