Problem Display
PID: 214304 (7b/p3R3/p3PP2/3kBP2/1R1pN1P1/1P1p3K/3P4/1N6 w - - 0 1)

Anonymous

Detroit Free Press (Centennial Ty.), 1877

7b/p3R3/p3PP2/3kBP2/1R1pN1P1/1P1p3K/3P4/1N6

#4

12 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Bg3!
      • threat
        • 2.Sbc3+
          • 2...dxc3
            • 3.Rc4
              • threat
                • 4.Sxc3#
                • 4.Rd7#
            • 3.Rc7
              • threat
                • 4.Sxc3#
                • 4.Rc5#
        • 2.Rd7+
          • 2...Kxe4
            • 3.Kg2
              • threat
                • 4.Sc3#
                • 4.Rbxd4#
                • 4.Rdxd4#
          • 2...Kc6
            • 3.Bb8
              • threat
                • 4.Rd6#
      • 1...Kxe4
        • 2.Sc3+
          • 2...Kf3
            • 3.Rxd4
              • threat
                • 4.Rxd3#
                • 4.Rf4#
      • 1...Kc6
        • 2.Rc7+
          • 2...Kd5
            • 3.Sbc3+
              • 3...dxc3
                • 4.Sxc3#
                • 4.Rc5#
            • 3.Sec3+
              • 3...dxc3
                • 4.Sxc3#
        • 2.Sbc3
          • threat
            • 3.Rc7#
          • 2...dxc3
            • 3.Rc7+
              • 3...Kd5
                • 4.Sxc3#
                • 4.Rc5#
      • 1...Bxf6
        • 2.Sxf6+
          • 2...Kc5
            • 3.Rbb7
              • threat
                • 4.Rec7#
              • 3...Kc6
                • 4.Rec7#
            • 3.Rb8
              • threat
                • 4.Rc7#
              • 3...Kc6
                • 4.Rc7#
            • 3.Reb7
              • threat
                • 4.Rc4#
              • 3...Kc6
                • 4.Rc7#
        • 2.Rd7+
          • 2...Kxe4
            • 3.Kg2
              • threat
                • 4.Sc3#
          • 2...Kc6
            • 3.Rc7+
              • 3...Kd5
                • 4.Sxf6#
      • 1...a5
        • 2.Sbc3+
          • 2...dxc3
            • 3.Rc4
              • threat
                • 4.Sxc3#
                • 4.Rd7#
        • 2.Sec3+
          • 2...Kc5
            • 3.Rb5+
              • 3...Kc6
                • 4.Rc7#
          • 2...dxc3
            • 3.Rc4
              • threat
                • 4.Sxc3#
                • 4.Rd7#
        • 2.Rxd4+
          • 2...Kxd4
            • 3.Sbc3
              • threat
                • 4.Rd7#
          • 2...Kc6
            • 3.Rd6+
              • 3...Kb5
                • 4.Rb7#
            • 3.Sa3
              • threat
                • 4.Rd6#
              • 3...Kb6
                • 4.Rd6#
            • 3.Sbc3
              • threat
                • 4.Rd6#
              • 3...Kb6
                • 4.Rd6#

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).