Problem Display
PID: 212910 (N6b/r4pr1/nQ2P2p/3k2B1/1PN1b3/q4P2/PP1P1P1K/n7 w - - 0 1)

Malmqvist, Oscar Theobald

Neue Berliner Schachzeitung, 1869

N6b/r4pr1/nQ2P2p/3k2B1/1PN1b3/q4P2/PP1P1P1K/n7

#4

12 + 10


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.d3!
      • threat
        • 2.Qd6#
        • 2.fxe4#
      • 1...Qxd3
        • 2.Qd6+
          • 2...Kxc4
            • 3.Sb6+
              • 3...Kb5
                • 4.a4#
      • 1...Bxd3
        • 2.Se3+
          • 2...Ke5
            • 3.Qd4+
              • 3...Kxd4
                • 4.Bf6#
              • 3...Kxe6
                • 4.Qd5#

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).