Problem Display
PID: 19750 (8/p7/8/1B6/N7/k7/2KB4/8 w - - 0 1)

Loyd, Sam

Detroit Free Press, 1878

8/p7/8/1B6/N7/k7/2KB4/8

#4

4 + 2


4331 Schachminiaturen II 1903
5206 Sam Loyd and His Chess Problems 1913

SOLUTION


  • SOUND
  • Keys
    • 1.Sb6!
      • 1...Ka2
        • 2.Bc1
          • threat
            • 3.Bc4+
              • 3...Ka1
                • 4.Bb2#
            • 3.Bb2
              • threat
                • 4.Bc4#
          • 2...Ka1
            • 3.Bb2+
              • 3...Ka2
                • 4.Bc4#
            • 3.Bc4
              • threat
                • 4.Bb2#
        • 2.Bb4
          • threat
            • 3.Bc4+
              • 3...Ka1
                • 4.Bc3#
          • 2...Ka1
            • 3.Bc4
              • threat
                • 4.Bc3#
      • 1...axb6
        • 2.Bc4
          • 2...Ka4
            • 3.Kb2
              • 3...b5
                • 4.Bb3#
          • 2...b5
            • 3.Bb3
              • 3...b4
                • 4.Bc1#
      • 1...a5
        • 2.Ba4
          • 2...Ka2
            • 3.Bb3+
              • 3...Ka1
                • 4.Bc3#
              • 3...Ka3
                • 4.Sc4#
      • 1...a6
        • 2.Ba4
          • threat
            • 3.Bb3
              • 3...a5
                • 4.Sc4#
          • 2...Ka2
            • 3.Bb3+
              • 3...Ka1
                • 4.Bc3#
              • 3...Ka3
                • 4.Sc4#
          • 2...a5
            • 3.Bb3
              • 3...a4
                • 4.Sc4#
        • 2.Bc4
          • 2...a5
            • 3.Kc3
              • 3...a4
                • 4.Bc1#
            • 3.Bf4
              • threat
                • 4.Bd6#
              • 3...Kb4
                • 4.Bd6#
            • 3.Bg5
              • threat
                • 4.Be7#
              • 3...Kb4
                • 4.Be7#
            • 3.Bh6
              • threat
                • 4.Bf8#
              • 3...Kb4
                • 4.Bf8#
            • 3.Bb3
              • 3...a4
                • 4.Sc4#

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).