Problem Display
PID: 172819 (3N4/8/pk6/1b6/3K4/1P6/8/4Q3 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 2000

3N4/8/pk6/1b6/3K4/1P6/8/4Q3

#3

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Qe5?
      • threat
        • 2.Qc5+
          • 2...Ka5
            • 3.Sc6#
            • 3.Sb7#
      • 1...Ka5
        • 2.Kc5
          • threat
            • 3.Sb7#
            • 3.Qc3#
            • 3.Qc7#
            • 3.Qe1#
      • 1...Ka7
        • 2.Qc7+
          • 2...Ka8
            • 3.Qb7#
      • 1...a5
        • 2.Qb8+
          • 2...Ka6
            • 3.Qb7#
      • 1...Bc6!
    • 1.Qe7?
      • threat
        • 2.Qc5+
          • 2...Ka5
            • 3.Sc6#
            • 3.Sb7#
      • 1...Ka5
        • 2.Kc5
          • threat
            • 3.Sb7#
            • 3.Qe1#
            • 3.Qc7#
      • 1...Bc6!
  • Keys
    • 1.Qa5+!
      • 1...Kxa5
        • 2.Kc5
          • threat
            • 3.Sb7#
          • 2...Bc6
            • 3.Sxc6#
      • 1...Ka7
        • 2.Qc7+
          • 2...Ka8
            • 3.Qb7#

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).