Problem Display
PID: 182092 (8/8/8/8/Q7/7K/2p3N1/3k4 w - - 0 1)

Blumenthal, Oscar

Schweizerische Schachzeitung, 1906

8/8/8/8/Q7/7K/2p3N1/3k4

#3

3 + 2


6490 yacpdb 2018

SOLUTION


  • COOKED
  • Sets
    • 1...Kc1
      • 2.Qb4
        • 2...Kd1
          • 3.Qe1#
  • Tries
    • 1.Kg3?
      • 1...Kc1
        • 2.Qb4
          • 2...Kd1
            • 3.Qe1#
      • 1...Ke2
        • 2.Qxc2+
          • 2...Kf1
            • 3.Qd1#
            • 3.Qf2#
      • 1...Kd2!
    • 1.Qg4+?
      • 1...Kc1
        • 2.Qb4
          • 2...Kd1
            • 3.Qe1#
      • 1...Kd2!
  • Keys
    • 1.Qb3!
      • 1...Kc1
        • 2.Qb4
          • 2...Kd1
            • 3.Qe1#
      • 1...Kd2
        • 2.Qe3+
          • 2...Kd1
            • 3.Qe1#
      • 1...Ke2
        • 2.Qe3+
          • 2...Kd1
            • 3.Qe1#
          • 2...Kf1
            • 3.Qe1#
    • 1.Qd4+!
      • 1...Kc1
        • 2.Qb4
          • 2...Kd1
            • 3.Qe1#
      • 1...Ke2
        • 2.Qe3+
          • 2...Kd1
            • 3.Qe1#
          • 2...Kf1
            • 3.Qe1#

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).