Problem Display
PID: 215718 (1nK5/p1p1bB1p/1p3p2/5k1P/1p3p2/5N2/8/6Q1 w - - 0 1)

Goldsmith, Louis A

1st HM., Cesky spolek sachovni, 1887

1nK5/p1p1bB1p/1p3p2/5k1P/1p3p2/5N2/8/6Q1

#4

5 + 10


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qg8!
      • threat
        • 2.Bd5
          • threat
            • 3.Qe6#
      • 1...Ke4
        • 2.Bd5+
          • 2...Kd3
            • 3.Qg2
              • threat
                • 4.Qd2#
              • 3...Kc3
                • 4.Qd2#
              • 3...Ke3
                • 4.Qd2#
          • 2...Ke3
            • 3.Qg2
              • threat
                • 4.Qd2#
              • 3...Kd3
                • 4.Qd2#
      • 1...c6
        • 2.Ba2
          • threat
            • 3.Bb1#
            • 3.Qe6#
          • 2...Ke4
            • 3.Qb3
              • threat
                • 4.Bb1#
              • 3...Kf5
                • 4.Qe6#
      • 1...Sa6
        • 2.Bd5
          • threat
            • 3.Qe6#
          • 2...Sc5
            • 3.Qg2
              • threat
                • 4.Qh3#
      • 1...Sc6
        • 2.Qg2
          • threat
            • 3.Sh4+
              • 3...Ke5
                • 4.Qd5#
            • 3.Bd5
              • threat
                • 4.Qh3#
              • 3...Se5
                • 4.Sd4#
                • 4.Sh4#
          • 2...Ke4
            • 3.Qe2+
              • 3...Kf5
                • 4.Be6#
                • 4.Qe6#
      • 1...Sd7
        • 2.Bd5
          • threat
            • 3.Qe6#
          • 2...Sc5
            • 3.Qg2
              • threat
                • 4.Qh3#
          • 2...Sf8
            • 3.Qg2
              • threat
                • 4.Qh3#

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).