Problem Display
PID: 192381 (8/3pp3/KB4p1/6R1/Q1p1rk2/1p4RB/8/2br4 w - - 0 1)

Marble, Murray

HM., Westminster Gazette, 1917

8/3pp3/KB4p1/6R1/Q1p1rk2/1p4RB/8/2br4

#3

6 + 9


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...c3
      • 2.R3g4+
        • 2...Kf3
          • 3.Qxe4#
  • Tries
    • 1.Qxd7?
      • threat
        • 2.Qg4#
      • 1...Re6
        • 2.Qxe6
          • threat
            • 3.R5g4#
            • 3.Qg4#
            • 3.Qe5#
      • 1...Rxd7!
    • 1.Qxc4?
      • threat
        • 2.Qf7#
      • 1...Red4
        • 2.Qf7+
          • 2...Ke4
            • 3.Bg2#
            • 3.Qf3#
      • 1...d5
        • 2.Bc7+
          • 2...e5
            • 3.Bxe5#
        • 2.R3g4+
          • 2...Kf3
            • 3.Bg2#
        • 2.Qc7+
          • 2...Re5
            • 3.Qxe5#
          • 2...e5
            • 3.Qf7#
      • 1...e6
        • 2.R3g4+
          • 2...Kf3
            • 3.Bg2#
            • 3.Qxe4#
      • 1...Rxc4!
  • Keys
    • 1.Bg2!
      • threat
        • 2.R3g4#
      • 1...Rdd4
        • 2.Qxc4
          • threat
            • 3.Qf1#
            • 3.Qf7#
          • 2...Rxc4
            • 3.R3g4#
      • 1...Red4
        • 2.Qxd7
          • threat
            • 3.Qg4#
          • 2...Rxd7
            • 3.R3g4#
          • 2...e6
            • 3.Qf7#

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).