Problem Display
PID: 241087 (2Q5/8/8/P3p2N/4k3/7p/2K5/2N2B2 w - - 0 1)

Petrasinovic, Petrasin

Comm., Best Problems, 2021

2Q5/8/8/P3p2N/4k3/7p/2K5/2N2B2

#3

6 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...h2
      • 2.Bg2+
        • 2...Ke3
          • 3.Qc5#
        • 2...Kd4
          • 3.Qc3#
  • Tries
    • 1.Kd2?
      • threat
        • 2.Qd7
          • threat
            • 3.Qd3#
          • 2...Kf3
            • 3.Qf5#
      • 1...h2
        • 2.Bg2+
          • 2...Kd4
            • 3.Se2#
            • 3.Sb3#
            • 3.Qc3#
        • 2.Qd7
          • threat
            • 3.Bg2#
            • 3.Qd3#
          • 2...Kf3
            • 3.Qf5#
      • 1...Kd5!
    • 1.Bg2+?
      • 1...Ke3
        • 2.Qc5#
      • 1...Kd4
        • 2.Qc3#
      • 1...hxg2!
    • 1.Qd7?
      • threat
        • 2.Qd3#
      • 1...Ke3
        • 2.Qd2+
          • 2...Kf3
            • 3.Qe2#
          • 2...Ke4
            • 3.Qd3#
      • 1...Kf3!
  • Keys
    • 1.Ba6!
      • threat
        • 2.Bb7+
          • 2...Ke3
            • 3.Qc5#
          • 2...Kd4
            • 3.Qc3#
      • 1...Ke3
        • 2.Qc3+
          • 2...Kf2
            • 3.Qg3#
          • 2...Ke4
            • 3.Qd3#
      • 1...Kf3
        • 2.Qxh3+
          • 2...Kf2
            • 3.Qg3#
          • 2...Ke4
            • 3.Qd3#
      • 1...Kd4
        • 2.Bb7
          • threat
            • 3.Qc3#
          • 2...Ke3
            • 3.Qc5#
      • 1...Kd5
        • 2.Qd7+
          • 2...Ke4
            • 3.Qd3#
          • 2...Kc5
            • 3.Sd3#

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).