Problem Display
PID: 256542 (8/8/8/2RpP3/3P4/5k1N/8/4Q2K w - - 0 1)

Akimov, Nikolai Nikolaevich

The Problemist Supplement, 2021

8/8/8/2RpP3/3P4/5k1N/8/4Q2K

#3

6 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Qd2?
      • threat
        • 2.Rc3+
          • 2...Ke4
            • 3.Qf4#
            • 3.Qd3#
          • 2...Kg4
            • 3.Qg5#
      • 1...Kg3
        • 2.Rc3+
          • 2...Kg4
            • 3.Qg5#
          • 2...Kh4
            • 3.Qg5#
        • 2.Qf4+
          • 2...Kxh3
            • 3.Rc3#
      • 1...Kg4
        • 2.Qf4+
          • 2...Kxh3
            • 3.Rc3#
          • 2...Kh5
            • 3.Qg5#
      • 1...Ke4!
    • 1.Qf2+?
      • 1...Kg4
        • 2.Qf4+
          • 2...Kxh3
            • 3.Rc3#
          • 2...Kh5
            • 3.Qg5#
      • 1...Ke4!
    • 1.Qe3+?
      • 1...Kg4
        • 2.Qf4+
          • 2...Kxh3
            • 3.Rc3#
          • 2...Kh5
            • 3.Qg5#
      • 1...Kxe3!
  • Keys
    • 1.Rc6!
      • 1...Kg4
        • 2.Rg6+
          • 2...Kf3
            • 3.Rg3#
          • 2...Kxh3
            • 3.Qg3#
          • 2...Kf5
            • 3.Qb1#
          • 2...Kh5
            • 3.Sf4#

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).