Problem Display
PID: 176634 (8/8/8/2k5/K7/1P4B1/8/7Q w - - 0 1)

Bakke, Nils Adrian

Schach-Echo, 1981

8/8/8/2k5/K7/1P4B1/8/7Q

#3

4 + 1


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Bf4?
      • 1...Kd4
        • 2.Qc6
          • 2...Kd3
            • 3.Qc4#
      • 1...Kb6!
    • 1.Bb8?
      • 1...Kb6
        • 2.Kb4
          • 2...Ka6
            • 3.Qc6#
        • 2.Qd5
          • 2...Ka6
            • 3.Qc6#
            • 3.Qb5#
        • 2.b4
          • 2...Ka6
            • 3.Qc6#
      • 1...Kd4!
    • 1.Qd5+?
      • 1...Kb6
        • 2.Bb8
          • 2...Ka6
            • 3.Qc6#
            • 3.Qb5#
      • 1...Kxd5!
    • 1.Qc6+?
      • 1...Kd4
        • 2.Bf4
          • 2...Kd3
            • 3.Qc4#
      • 1...Kxc6!
    • 1.Qa8?
      • 1...Kb6
        • 2.Qc8
          • 2...Ka7
            • 3.Bf2#
      • 1...Kd4!
    • 1.Qc1+?
      • 1...Kb6
        • 2.Qc8
          • 2...Ka7
            • 3.Bf2#
      • 1...Kd4!
  • Keys
    • 1.Qh8!
      • 1...Kd5
        • 2.Qe5+
          • 2...Kc6
            • 3.Qb5#
      • 1...Kb6
        • 2.Qc8
          • 2...Ka7
            • 3.Bf2#
      • 1...Kc6
        • 2.Qc8+
          • 2...Kd5
            • 3.Qc4#
          • 2...Kb6
            • 3.Bf2#

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).