Problem Display
PID: 134358 (7k/8/8/5K2/8/2r5/6Q1/8 w - - 0 1)

Kuzmichev, Vladimir Viktorovich

The Problemist, 2009

7k/8/8/5K2/8/2r5/6Q1/8

#3

2 + 2


SOLUTION


  • SOUND
  • Keys
    • 1.Kg6!
      • threat
        • 2.Qa8+
          • 2...Rc8
            • 3.Qxc8#
      • 1...Rg3+
        • 2.Qxg3
          • 2...Kg8
            • 3.Qb8#
      • 1...Rc6+
        • 2.Qxc6
          • 2...Kg8
            • 3.Qa8#
            • 3.Qe8#
            • 3.Qc8#
      • 1...Kg8
        • 2.Qd5+
          • 2...Kf8
            • 3.Qf7#
            • 3.Qd8#
          • 2...Kh8
            • 3.Qd8#
        • 2.Qa8+
          • 2...Rc8
            • 3.Qxc8#
      • 1...Rc1
        • 2.Qa8+
          • 2...Rc8
            • 3.Qxc8#
      • 1...Rc2
        • 2.Qa8+
          • 2...Rc8
            • 3.Qxc8#
        • 2.Qxc2
          • 2...Kg8
            • 3.Qc8#
      • 1...Ra3
        • 2.Qh2+
          • 2...Kg8
            • 3.Qb8#
          • 2...Rh3
            • 3.Qb8#
      • 1...Rb3
        • 2.Qa8+
          • 2...Rb8
            • 3.Qxb8#
      • 1...Rd3
        • 2.Qa8+
          • 2...Rd8
            • 3.Qxd8#
      • 1...Re3
        • 2.Qa8+
          • 2...Re8
            • 3.Qxe8#
      • 1...Rf3
        • 2.Qxf3
          • 2...Kg8
            • 3.Qa8#
      • 1...Rc4
        • 2.Qa8+
          • 2...Rc8
            • 3.Qxc8#
      • 1...Rc5
        • 2.Qa8+
          • 2...Rc8
            • 3.Qxc8#
      • 1...Rc7
        • 2.Qa8+
          • 2...Rc8
            • 3.Qxc8#
      • 1...Rc8
        • 2.Qh3+
          • 2...Kg8
            • 3.Qxc8#

FEATURES


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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).