Problem Display
PID: 188970 (2K5/N7/1p1Q4/1P3P2/2k5/n1pp4/1Pp1p3/1b6 w - - 0 1)

Wurzburg, Otto

Pittsburgh Gazette-Times, 1911

2K5/N7/1p1Q4/1P3P2/2k5/n1pp4/1Pp1p3/1b6

#3

6 + 8


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Qd4+?
      • 1...Kb3
        • 2.Qxc3+
          • 2...Ka2
            • 3.Qxa3#
          • 2...Ka4
            • 3.Qxa3#
            • 3.b3#
      • 1...Kxd4!
    • 1.Qd5+?
      • 1...Kb4
        • 2.Sc6+
          • 2...Ka4
            • 3.b3#
      • 1...Kxd5!
    • 1.Qc6+?
      • 1...Kb3
        • 2.Qxc3+
          • 2...Ka2
            • 3.Qxa3#
          • 2...Ka4
            • 3.Qxa3#
            • 3.b3#
      • 1...Kb4
        • 2.Qxc3+
          • 2...Ka4
            • 3.Qxa3#
            • 3.b3#
      • 1...Kd4!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Qb4+
          • 2...Kd5
            • 3.Qd4#
      • 1...Kb3
        • 2.Qb4+
          • 2...Ka2
            • 3.Qxa3#
      • 1...Kxb5
        • 2.Sd4+
          • 2...Ka4
            • 3.Qxa3#
          • 2...Kc4
            • 3.b3#
          • 2...Ka5
            • 3.Qxa3#
          • 2...Ka6
            • 3.Qxa3#
      • 1...Sxb5
        • 2.Qe6+
          • 2...Kc5
            • 3.b4#
      • 1...d2
        • 2.Qb4+
          • 2...Kd3
            • 3.Qd4#
          • 2...Kd5
            • 3.Qd4#

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).