Problem Display
PID: 171844 (4QK1k/8/6B1/8/8/3b4/4q3/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

2nd HM., Magadanskaya Pravda, 1986

4QK1k/8/6B1/8/8/3b4/4q3/8

#4

3 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Be4!
      • threat
        • 2.Kf7#
        • 2.Qe5#
      • 1...Qf1+
        • 2.Ke7+
          • 2...Kg7
            • 3.Qg6+
              • 3...Kh8
                • 4.Qh7#
      • 1...Qf3+
        • 2.Ke7+
          • 2...Kg7
            • 3.Qg6+
              • 3...Kh8
                • 4.Qh7#
        • 2.Bxf3
          • threat
            • 3.Qh5+
              • 3...Bh7
                • 4.Qe5#
            • 3.Qe5+
              • 3...Kh7
                • 4.Qg7#
                • 4.Qh5#
            • 3.Qd7
              • threat
                • 4.Qg7#
            • 3.Qf7
              • threat
                • 4.Qg8#
                • 4.Qg7#
            • 3.Qe7
              • threat
                • 4.Qg7#
          • 2...Bg6
            • 3.Qe5+
              • 3...Kh7
                • 4.Qg7#
      • 1...Qf2+
        • 2.Ke7+
          • 2...Kg7
            • 3.Qg6+
              • 3...Kh8
                • 4.Qh7#
      • 1...Qxe4
        • 2.Qh5+
          • 2...Qh7
            • 3.Qe5+
              • 3...Qg7+
                • 4.Qxg7#

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).