Problem Display
PID: 115593 (6B1/8/8/3N4/P7/8/2k3K1/5QN1 w - - 0 1)

Decker, Adolfph L

Checkmate, 1902

6B1/8/8/3N4/P7/8/2k3K1/5QN1

#3

6 + 1


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sf3?
      • 1...Kb3
        • 2.Qa1
          • 2...Kc2
            • 3.Sb4#
          • 2...Kc4
            • 3.Qc3#
      • 1...Kb2!
    • 1.Qb1+?
      • 1...Kd2
        • 2.Sf3+
          • 2...Ke2
            • 3.Qc2#
            • 3.Qf1#
      • 1...Kxb1!
  • Keys
    • 1.Qa1!
      • 1...Kd2
        • 2.Qc3+
          • 2...Kd1
            • 3.Se3#
      • 1...Kb3
        • 2.Sf3
          • 2...Kc2
            • 3.Sb4#
          • 2...Kc4
            • 3.Qc3#
      • 1...Kd3
        • 2.Sf3
          • 2...Kc2
            • 3.Sb4#
          • 2...Ke2
            • 3.Qf1#
          • 2...Kc4
            • 3.Qc3#
          • 2...Ke4
            • 3.Qb1#

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).