Problem Display
PID: 269087 (2K5/8/8/N1pk4/6B1/8/1Q3P2/8 w - - 0 1)

Petrasinovic, Petrasin

3rd HM., Sem Shakhmatnikh not, 2019

2K5/8/8/N1pk4/6B1/8/1Q3P2/8

#3

5 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Kd6
      • 2.Qf6+
        • 2...Kd5
          • 3.Bf3#
  • Tries
    • 1.Kd7?
      • threat
        • 2.Bf3#
      • 1...c4
        • 2.Bf3+
          • 2...Kc5
            • 3.Sb7#
      • 1...Ke4!
    • 1.Bf3+?
      • 1...Kd6
        • 2.Qf6#
      • 1...Ke6!
    • 1.Qc3?
      • 1...Ke4
        • 2.Be6
          • threat
            • 3.Qe3#
          • 2...Kf4
            • 3.Qe3#
      • 1...Kd6
        • 2.Qf6+
          • 2...Kd5
            • 3.Bf3#
      • 1...c4!
    • 1.Qd2+?
      • 1...Ke4
        • 2.Sc6
          • 2...c4
            • 3.Qd4#
            • 3.f3#
      • 1...Ke5!
    • 1.f4?
      • threat
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke4!
  • Keys
    • 1.Sc6!
      • 1...Kc4
        • 2.Bf3
          • 2...Kd3
            • 3.Se5#
      • 1...Ke4
        • 2.Qd2
          • 2...c4
            • 3.Qd4#
            • 3.f3#
      • 1...Kxc6
        • 2.Bf3+
          • 2...Kd6
            • 3.Qf6#
      • 1...Kd6
        • 2.Qf6+
          • 2...Kd5
            • 3.Qe6#
      • 1...c4
        • 2.Qd4+
          • 2...Kxc6
            • 3.Bd7#

FEATURES


NOT CLASSIFIED


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).