Problem Display
PID: 256407 (2K5/8/8/B2P4/3k2N1/8/6P1/5Q2 w - - 0 1)

Petrasinovic, Petrasin

5th Prize, Source?, 2021

2K5/8/8/B2P4/3k2N1/8/6P1/5Q2

#3

6 + 1


1232 Kudesnik 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kc5
      • 2.Qd3
        • 2...Kd6
          • 3.Bb4#
  • Tries
    • 1.Kd7?
      • 1...Ke4
        • 2.Bb6
          • 2...Kxd5
            • 3.Qd3#
      • 1...Kxd5
        • 2.Bb6
          • 2...Ke4
            • 3.Qf3#
      • 1...Kc5!
    • 1.Bb6+?
      • 1...Kxd5
        • 2.Kd7
          • 2...Ke4
            • 3.Qf3#
      • 1...Kc3!
    • 1.Qe2?
      • 1...Kc5
        • 2.Qd3
          • 2...Kd6
            • 3.Bb4#
      • 1...Kxd5!
    • 1.Qd3+?
      • 1...Kc5
        • 2.Kd8
          • 2...Kd6
            • 3.Bb4#
        • 2.g3
          • 2...Kd6
            • 3.Bb4#
      • 1...Kxd3!
    • 1.Qf3?
      • 1...Kc5
        • 2.Qd3
          • 2...Kd6
            • 3.Bb4#
      • 1...Kc4!
    • 1.Qf5?
      • 1...Kc5
        • 2.Qd3
          • 2...Kd6
            • 3.Bb4#
      • 1...Kc4!
  • Keys
    • 1.Se3!
      • 1...Kxe3
        • 2.Bc3
          • 2...Ke4
            • 3.Qf3#
      • 1...Ke4
        • 2.Bc3
          • 2...Kxe3
            • 3.Qf3#
      • 1...Kc5
        • 2.Qc4+
          • 2...Kd6
            • 3.Qc7#
      • 1...Ke5
        • 2.Bb6
          • 2...Ke4
            • 3.Qf5#
          • 2...Kd6
            • 3.Qf6#

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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).