Problem Display
PID: 72099 (3B4/5N2/7Q/2N5/3k4/8/5P2/1K6 w - - 0 1)

Borisenko, Ivan Dmitrovich

Shevchenko, Vitaly Ivanovich

StrateGems, 2007

3B4/5N2/7Q/2N5/3k4/8/5P2/1K6

#3

6 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Qd2+?
      • 1...Kxc5
        • 2.Se5
          • 2...Kb5
            • 3.Qa5#
      • 1...Kc4!
    • 1.Qe3+?
      • 1...Kd5
        • 2.Se5
          • 2...Kd6
            • 3.Qd4#
      • 1...Kc4!
    • 1.Qg5?
      • 1...Kc3
        • 2.Qg4
          • 2...Kd2
            • 3.Ba5#
      • 1...Kc4!
    • 1.Qh5?
      • 1...Kc3
        • 2.Qg4
          • 2...Kd2
            • 3.Ba5#
      • 1...Kc4!
    • 1.Qe6?
      • 1...Kc3
        • 2.Qg4
          • 2...Kd2
            • 3.Ba5#
      • 1...Kxc5!
  • Keys
    • 1.Se5!
      • threat
        • 2.Qd6+
          • 2...Kc3
            • 3.Ba5#
      • 1...Kc3
        • 2.Ba5+
          • 2...Kd4
            • 3.Qd6#
      • 1...Kxc5
        • 2.Qd2
          • 2...Kb5
            • 3.Qa5#
      • 1...Kd5
        • 2.Qe3
          • 2...Kd6
            • 3.Qd4#
      • 1...Kxe5
        • 2.Qd2
          • 2...Kf5
            • 3.Qg5#

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).