Problem Display
PID: 172560 (8/8/8/p7/2Kp4/p7/k7/2Q5 w - - 0 1)

Andreev, Aleksandr Grigorevich

200 Shakhmatni Zadachi, 1983

8/8/8/p7/2Kp4/p7/k7/2Q5

#3

2 + 4


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...a4
      • 2.Kd3
        • 2...Kb3
          • 3.Qb1#
      • 2.Kxd4
        • 2...Kb3
          • 3.Qb1#
  • Tries
    • 1.Kxd4?
      • 1...a4
        • 2.Kd3
          • 2...Kb3
            • 3.Qb1#
      • 1...Kb3!
  • Keys
    • 1.Kd3!
      • 1...Kb3
        • 2.Qc2+
          • 2...Kb4
            • 3.Qc4#
      • 1...a4
        • 2.Kxd4
          • 2...Kb3
            • 3.Qb1#

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).