Problem Display
PID: 35290 (2b1q1nN/Q1Ppp3/4p1p1/2P1k1Bn/1R2B3/4p1r1/1b1NP2r/1K3R2 w - - 0 1)

Loyd, Sam

New York Albion, 1856

2b1q1nN/Q1Ppp3/4p1p1/2P1k1Bn/1R2B3/4p1r1/1b1NP2r/1K3R2

#4

11 + 13


5206 Sam Loyd and His Chess Problems 1913

SOLUTION


  • SOUND
  • Keys
    • 1.Qa1!
      • threat
        • 2.Qxb2#
      • 1...Bxa1
        • 2.Rf7
          • threat
            • 3.Sxg6#
          • 2...Rh1+
            • 3.Ka2
              • threat
                • 4.Sxg6#
              • 3...Qxf7
                • 4.Sxf7#
              • 3...Rxg5
                • 4.Sf3#
              • 3...Sf4
                • 4.Bxf4#
          • 2...Rg1+
            • 3.Ka2
              • threat
                • 4.Sf3#
                • 4.Sxg6#
              • 3...Qxf7
                • 4.Sxf7#

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).