Problem Display
PID: 217188 (8/8/5p2/2Ppk2P/Q7/2p1p1NP/n5PK/8 w - - 0 1)

Palkoska, Emil

Pittsburgh Dispatch, 1892

8/8/5p2/2Ppk2P/Q7/2p1p1NP/n5PK/8

#4

7 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Se2!
      • threat
        • 2.Qe8+
          • 2...Kf5
            • 3.Qxe3
              • threat
                • 4.Sg3#
                • 4.Sd4#
                • 4.g4#
      • 1...Kf5
        • 2.g4+
          • 2...Kg5
            • 3.Qf4+
              • 3...Kh4
                • 4.Qxf6#
      • 1...Ke6
        • 2.Qe8+
          • 2...Kf5
            • 3.Qxe3
              • threat
                • 4.Sg3#
                • 4.Sd4#
                • 4.g4#
      • 1...d4
        • 2.Qd7
          • threat
            • 3.Sg3
              • threat
                • 4.Qf5#
                • 4.Qd6#
              • 3...Kf4
                • 4.Qf5#
            • 3.g4
              • threat
                • 4.Qf5#
              • 3...Ke4
                • 4.Qf5#
              • 3...f5
                • 4.Qxf5#
          • 2...Ke4
            • 3.Qxd4+
              • 3...Kf5
                • 4.Qd5#
          • 2...f5
            • 3.Qd6+
              • 3...Ke4
                • 4.Qxd4#
          • 2...d3
            • 3.Qd6+
              • 3...Ke4
                • 4.Sg3#
                • 4.Qe6#
              • 3...Kf5
                • 4.Qd5#
            • 3.Sg3
              • threat
                • 4.Qd6#
              • 3...Kf4
                • 4.Qf5#
      • 1...f5
        • 2.Qd4+
          • 2...Ke6
            • 3.Qg7
              • threat
                • 4.Sd4#
                • 4.Sf4#

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).