Problem Display
PID: 152183 (8/7B/3p4/p2Np3/2Pkp3/7K/2P5/1Q6 w - - 0 1)

Obermann, Johannes Hugo Wilhelm

Source?, 1880

8/7B/3p4/p2Np3/2Pkp3/7K/2P5/1Q6

#3

6 + 5


14986 White-Hume Collection 2014

SOLUTION


  • COOKED
  • Tries
    • 1.Qb3?
      • 1...Kc5
        • 2.c3
          • threat
            • 3.Qb5#
          • 2...Kc6
            • 3.Qb5#
      • 1...e3
        • 2.c3+
          • 2...Kc5
            • 3.Qb5#
      • 1...a4!
    • 1.Qb4?
      • 1...a4
        • 2.Bg8
          • threat
            • 3.c5#
      • 1...axb4!
    • 1.Qb5?
      • 1...e3
        • 2.c3#
      • 1...a4!
    • 1.c3+?
      • 1...Kc5
        • 2.Qb5#
      • 1...Kxc4!
  • Keys
    • 1.Bxe4!
      • 1...Kxc4
        • 2.Qb6
          • 2...a4
            • 3.Qb4#
      • 1...Kxe4
        • 2.Qd1
          • threat
            • 3.Qg4#
            • 3.Qd3#
          • 2...Kf5
            • 3.Qg4#
        • 2.Qg1
          • threat
            • 3.Qg4#
          • 2...Kf3
            • 3.Qe3#
            • 3.Qg2#
          • 2...Kf5
            • 3.Qg4#
      • 1...Kc5
        • 2.Bd3
          • threat
            • 3.Qb6#
          • 2...Kd4
            • 3.Qg1#
            • 3.Qb6#
          • 2...Kc6
            • 3.Qb5#
      • 1...a4
        • 2.c3+
          • 2...Kxc4
            • 3.Qb4#
          • 2...Kc5
            • 3.Qb5#
    • 1.Qb6+!
      • 1...Kxc4
        • 2.Bxe4
          • 2...a4
            • 3.Qb4#

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).