Problem Display
PID: 211392 (8/6b1/2Kp4/8/3B1p1n/8/2NNk1p1/1Q6 w - - 0 1)

Duffy, Patrick Thomas

Land and Water, 1874

(First published on Sat Jan 17 1874)

8/6b1/2Kp4/8/3B1p1n/8/2NNk1p1/1Q6

#4

5 + 6


15239 Valois Notebooks 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qe1+!
      • 1...Kd3
        • 2.Sb3
          • threat
            • 3.Sb4+
              • 3...Kc4
                • 4.Qc3#
          • 2...Kxc2
            • 3.Qc3+
              • 3...Kb1
                • 4.Qb2#
              • 3...Kd1
                • 4.Qd2#
          • 2...Bxd4
            • 3.Sb4+
              • 3...Kc4
                • 4.Sa5#

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).