Problem Display
PID: 168849 (2Q5/8/8/8/8/8/K2k4/R6N w - - 0 1)

Zheltukhov, Viktor Ivanovich

SuperProblem, 2015

2Q5/8/8/8/8/8/K2k4/R6N

#3

4 + 1


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Qh3?
      • 1...Kc2
        • 2.Sf2
          • 2...Kd2
            • 3.Qd3#
      • 1...Ke2!
    • 1.Qe6?
      • threat
        • 2.Kb2
          • 2...Kd3
            • 3.Rd1#
        • 2.Kb3
          • 2...Kd3
            • 3.Rd1#
      • 1...Kc2
        • 2.Qd6
          • 2...Kc3
            • 3.Rc1#
      • 1...Kd3
        • 2.Rd1+
          • 2...Kc2
            • 3.Qb3#
          • 2...Kc3
            • 3.Qb3#
      • 1...Kc3!
    • 1.Qc3+?
      • 1...Ke2
        • 2.Re1#
      • 1...Kxc3!
  • Keys
    • 1.Re1!
      • 1...Kxe1
        • 2.Qc2
          • 2...Kf1
            • 3.Qf2#
      • 1...Kd3
        • 2.Kb3
          • threat
            • 3.Qd7#
            • 3.Qc3#
            • 3.Qd8#
          • 2...Kd2
            • 3.Qc3#
          • 2...Kd4
            • 3.Qc4#

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).