Problem Display
PID: 215005 (8/3p4/P2P1K2/Bbpk1Npp/R3p3/4Q1n1/p6b/r2r4 w - - 0 1)

Anonymous

Detroit Free Press, 1878

8/3p4/P2P1K2/Bbpk1Npp/R3p3/4Q1n1/p6b/r2r4

#4

7 + 12


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rc4!
      • threat
        • 2.Rxc5#
        • 2.Qxc5#
      • 1...Kxc4
        • 2.Qc3+
          • 2...Kd5
            • 3.Se7+
              • 3...Kxd6
                • 4.Qe5#
      • 1...Bxc4
        • 2.Bb4
          • threat
            • 3.Qxc5#
          • 2...cxb4
            • 3.Se7+
              • 3...Kxd6
                • 4.Qb6#
          • 2...Rd4
            • 3.Qxd4+
              • 3...Kc6
                • 4.Qxc5#
              • 3...cxd4
                • 4.Se7#
          • 2...Bg1
            • 3.Se7+
              • 3...Kxd6
                • 4.Qxg3#
      • 1...Rd4
        • 2.Se7+
          • 2...Kxd6
            • 3.Rxd4+
              • 3...cxd4
                • 4.Qxd4#
                • 4.Qa3#
            • 3.Qxd4+
              • 3...cxd4
                • 4.Bb4#
                • 4.Bc7#
        • 2.Rxd4+
          • 2...cxd4
            • 3.Qxd4+
              • 3...Kc6
                • 4.Se7#
        • 2.Rxc5+
          • 2...Kxc5
            • 3.Qxd4+
              • 3...Kc6
                • 4.Se7#

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).