Problem Display
PID: 35295 (2r4n/b2n4/q2pN3/r6R/2p1kPp1/P1P3P1/1BP4R/1K3N2 w - - 0 1)

Loyd, Sam

New York Albion, 1857

2r4n/b2n4/q2pN3/r6R/2p1kPp1/P1P3P1/1BP4R/1K3N2

#4

11 + 10


5206 Sam Loyd and His Chess Problems 1913

SOLUTION


  • SOUND
  • Keys
    • 1.Sd2+!
      • 1...Ke3
        • 2.Rc5
          • threat
            • 3.Sf1+
              • 3...Kf3
                • 4.Sg5#
              • 3...Ke4
                • 4.Sg5#
            • 3.Sd4
              • threat
                • 4.Sf5#
                • 4.Re2#
            • 3.Sg5
              • threat
                • 4.Sf1#
          • 2...Raxc5
            • 3.Sd4
              • threat
                • 4.Re2#
          • 2...Rcxc5
            • 3.Sd4
              • threat
                • 4.Re2#

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).