Problem Display
PID: 209990 (8/3B2p1/1B1P2P1/3p1P2/2pPp2p/4k3/3p1N2/3Q2K1 w - - 0 1)

Robbins, Alexander Henry

St. Louis Globe Democrat, 1883

8/3B2p1/1B1P2P1/3p1P2/2pPp2p/4k3/3p1N2/3Q2K1

#4

9 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Kf1!
      • threat
        • 2.Qe2+
          • 2...Kf4
            • 3.Sh3+
              • 3...Kg3
                • 4.Qg2#
      • 1...Kf4
        • 2.Bb5
          • 2...Ke3
            • 3.Sh3
              • threat
                • 4.Qe2#
              • 3...Kd3
                • 4.Qb3#
          • 2...Kg3
            • 3.Qg4+
              • 3...Kh2
                • 4.Qh3#
                • 4.Qg1#
                • 4.Qg2#
                • 4.Qf4#
                • 4.Qxh4#
          • 2...Kxf5
            • 3.Qg4+
              • 3...Kf6
                • 4.Bd8#
          • 2...Kg5
            • 3.Qg4+
              • 3...Kf6
                • 4.Bd8#
              • 3...Kh6
                • 4.Qxh4#
          • 2...c3
            • 3.Qg4+
              • 3...Ke3
                • 4.Sd1#
          • 2...h3
            • 3.Qg4+
              • 3...Ke3
                • 4.Qg3#
      • 1...h3
        • 2.Qe2+
          • 2...Kf4
            • 3.Qg4+
              • 3...Ke3
                • 4.Qg3#

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).