Problem Display
PID: 195413 (8/1pp3K1/2B5/2k5/3N4/pP4Bb/3Q4/8 w - - 0 1)

Larsen, Karl Adolf Koefoed

Tidskrift for Schack, 1919

8/1pp3K1/2B5/2k5/3N4/pP4Bb/3Q4/8

#3

6 + 5


6490 yacpdb 2019

SOLUTION


  • COOKED
  • Sets
    • 1...b6
      • 2.Qc3#
  • Tries
    • 1.Qc1+?
      • 1...Kxd4
        • 2.Bf4
          • threat
            • 3.Qe3#
            • 3.Qc4#
          • 2...Kd3
            • 3.Qd2#
            • 3.Qc4#
      • 1...Kb6!
    • 1.Qa5+?
      • 1...b5
        • 2.Qa7+
          • 2...Kb4
            • 3.Be1#
      • 1...Kxd4!
  • Keys
    • 1.Bf2!
      • threat
        • 2.Sb5+
          • 2...Kxc6
            • 3.Sa7#
      • 1...Kb6
        • 2.Sb5+
          • 2...Ka6
            • 3.Sxc7#
          • 2...Kxc6
            • 3.Sa7#
      • 1...Kd6
        • 2.Qb4+
          • 2...Ke5
            • 3.Bg3#
      • 1...bxc6
        • 2.Se6+
          • 2...Kb5
            • 3.Sxc7#
      • 1...b5
        • 2.Se6+
          • 2...Kxc6
            • 3.Sd8#
      • 1...b6
        • 2.Qg5+
          • 2...Kb4
            • 3.Be1#
          • 2...Kd6
            • 3.Bg3#
          • 2...Bf5
            • 3.Qe7#
    • 1.Bxc7!
      • threat
        • 2.Qc3#
      • 1...bxc6
        • 2.Sc2
          • threat
            • 3.Qa5#
          • 2...Kb5
            • 3.Qa5#
          • 2...Bf1
            • 3.Qg5#
        • 2.Se2
          • threat
            • 3.Qa5#
          • 2...Kb5
            • 3.Qa5#
      • 1...Bf1
        • 2.Qc3+
          • 2...Bc4
            • 3.Qxc4#
            • 3.b4#
      • 1...Be6
        • 2.Qc3+
          • 2...Bc4
            • 3.Qxc4#
            • 3.b4#

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).