Problem Display
PID: 258686 (8/6pk/2R5/4KP2/8/6pp/8/7Q w - - 0 1)

Galma, ?ikhailo Teodozinovovich

Problemist Ukraini, 2022

8/6pk/2R5/4KP2/8/6pp/8/7Q

#3

4 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...Kg8
      • 2.Rc8+
        • 2...Kf7
          • 3.Qb7#
        • 2...Kh7
          • 3.Qxh3#
    • 1...Kh8
      • 2.Rc8+
        • 2...Kh7
          • 3.Qxh3#
    • 1...g5
      • 2.Rc7+
        • 2...Kh6
          • 3.Qxh3#
        • 2...Kg8
          • 3.Qa8#
        • 2...Kh8
          • 3.Qa8#
  • Tries
    • 1.Qf3?
      • threat
        • 2.Qh5+
          • 2...Kg8
            • 3.Rc8#
      • 1...Kg8
        • 2.Rc8+
          • 2...Kf7
            • 3.Qb7#
          • 2...Kh7
            • 3.Qh5#
      • 1...Kh8
        • 2.Rc8+
          • 2...Kh7
            • 3.Qh5#
        • 2.Qh5+
          • 2...Kg8
            • 3.Rc8#
      • 1...g6
        • 2.Rxg6
          • threat
            • 3.Qh5#
          • 2...Kh8
            • 3.Qh5#
      • 1...g5!
  • Keys
    • 1.Qd1!
      • threat
        • 2.Qh5+
          • 2...Kg8
            • 3.Rc8#
      • 1...Kg8
        • 2.Rc8+
          • 2...Kf7
            • 3.Qd7#
          • 2...Kh7
            • 3.Qh5#
      • 1...Kh8
        • 2.Rc8+
          • 2...Kh7
            • 3.Qh5#
        • 2.Qh5+
          • 2...Kg8
            • 3.Rc8#
      • 1...g5
        • 2.Qd7+
          • 2...Kg8
            • 3.Rc8#
          • 2...Kh8
            • 3.Rc8#
      • 1...g6
        • 2.Rxg6
          • threat
            • 3.Qh5#
          • 2...Kh8
            • 3.Qh5#

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).