Problem Display
PID: 192547 (5n1n/KpQ5/b3q3/1p2N2p/3p3P/2pBk3/4N3/2b1B3 w - - 0 1)

Marble, Murray

Pittsburgh Gazette-Times, 1917

5n1n/KpQ5/b3q3/1p2N2p/3p3P/2pBk3/4N3/2b1B3

#3

7 + 11


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Sc4+?
      • 1...Kf3
        • 2.Qg3#
      • 1...Qxc4
        • 2.Qg3#
      • 1...bxc4
        • 2.Qg3#
      • 1...Kxd3!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Sg2#
      • 1...Qb6+
        • 2.Qxb6
          • threat
            • 3.Sg2#
            • 3.Sd5#
          • 2...Kxf4
            • 3.Qxd4#
      • 1...Kxf4
        • 2.Sg6+
          • 2...Ke3
            • 3.Qg3#
          • 2...Kf3
            • 3.Qg3#
          • 2...Kg4
            • 3.Qg3#
      • 1...Qxe5
        • 2.Qxe5+
          • 2...Kf3
            • 3.Be2#
      • 1...Qa2
        • 2.Qc4
          • threat
            • 3.Sd5#
          • 2...Kxf4
            • 3.Qxd4#
          • 2...Qxc4
            • 3.Sg2#
          • 2...Qg2
            • 3.Sxg2#
      • 1...Qg8
        • 2.Qf7
          • threat
            • 3.Sd5#
          • 2...Qxf7
            • 3.Sg2#
          • 2...Qg2
            • 3.Sxg2#
      • 1...Qc6
        • 2.Qxc6
          • threat
            • 3.Sg2#
            • 3.Sd5#
            • 3.Qf3#
            • 3.Qe4#
          • 2...Kxf4
            • 3.Qe4#

FEATURES


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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).