Problem Display
PID: 287359 (3k4/3p4/3Q4/4Kp2/8/8/2B5/8 w - - 0 1)

Koblov, S

Uralski Problemist, 2005

3k4/3p4/3Q4/4Kp2/8/8/2B5/8

#3

3 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Ke8
      • 2.Kf6
        • threat
          • 3.Qe7#
          • 3.Qb8#
        • 2...Kd8
          • 3.Qb8#
  • Tries
    • 1.Kxf5?
      • 1...Ke8
        • 2.Kf6
          • 2...Kd8
            • 3.Qb8#
        • 2.Qf6
          • 2...d5
            • 3.Ba4#
          • 2...d6
            • 3.Ba4#
      • 1...Kc8!
    • 1.Kf6?
      • threat
        • 2.Qb8#
      • 1...Ke8
        • 2.Qe7#
        • 2.Qb8#
      • 1...Kc8!
    • 1.Ba4?
      • threat
        • 2.Qxd7#
      • 1...Ke8
        • 2.Kf6
          • threat
            • 3.Qe7#
            • 3.Qb8#
          • 2...Kd8
            • 3.Qb8#
            • 3.Qxd7#
      • 1...Kc8!
    • 1.Bxf5?
      • threat
        • 2.Qxd7#
      • 1...Ke8
        • 2.Kf6
          • 2...Kd8
            • 3.Qb8#
            • 3.Qxd7#
      • 1...Kc8!
  • Keys
    • 1.Kf4!
      • 1...Kc8
        • 2.Qb6
          • 2...d5
            • 3.Bxf5#
          • 2...d6
            • 3.Bxf5#
      • 1...Ke8
        • 2.Qf6
          • 2...d5
            • 3.Ba4#
          • 2...d6
            • 3.Ba4#

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).