Problem Display
PID: 172687 (8/8/4P3/1Q1K2pk/6p1/8/7N/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Vecherni Krasnodar, 1998

8/8/4P3/1Q1K2pk/6p1/8/7N/8

#3

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Kh4
      • 2.Qd3
        • 2...Kh5
          • 3.Qh7#
        • 2...g3
          • 3.Qh7#
  • Tries
    • 1.Qd3?
      • threat
        • 2.Qh7#
      • 1...Kh4
        • 2.Kc4
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
        • 2.Kd4
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
        • 2.Kc5
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
        • 2.Ke5
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
        • 2.Kc6
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
        • 2.Kd6
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
        • 2.e7
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
      • 1...Kh6!
    • 1.Qd7?
      • threat
        • 2.Qh7#
      • 1...Kg6
        • 2.Qf7+
          • 2...Kh6
            • 3.Sxg4#
      • 1...Kh6
        • 2.Qf7
          • 2...g3
            • 3.Sg4#
      • 1...Kh4!
    • 1.Qe8+?
      • 1...Kh6
        • 2.Qf7
          • 2...g3
            • 3.Sg4#
      • 1...Kh4!
    • 1.Qb1?
      • threat
        • 2.Qh7#
      • 1...Kh4
        • 2.Qd3
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
      • 1...Kh6!
    • 1.Qb7?
      • threat
        • 2.Qh7#
      • 1...Kg6
        • 2.Qf7+
          • 2...Kh6
            • 3.Sxg4#
      • 1...Kh6
        • 2.Qf7
          • 2...g3
            • 3.Sg4#
      • 1...Kh4!
  • Keys
    • 1.Qf1!
      • 1...Kh4
        • 2.Qd3
          • 2...Kh5
            • 3.Qh7#
          • 2...g3
            • 3.Qh7#
      • 1...Kg6
        • 2.Qf7+
          • 2...Kh6
            • 3.Sxg4#
      • 1...Kh6
        • 2.Qf7
          • 2...g3
            • 3.Sg4#
      • 1...g3
        • 2.Qf7+
          • 2...Kh4
            • 3.Qh7#
          • 2...Kh6
            • 3.Sg4#

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).