Problem Display
PID: 81319 (8/3p4/8/P4K2/3k1P2/8/2Q3B1/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

200 Shakhmatni Zadachi, 1983

8/3p4/8/P4K2/3k1P2/8/2Q3B1/8

#3

5 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Qb3?
      • 1...d5
        • 2.Bf1
          • 2...Kc5
            • 3.Qb6#
      • 1...d6
        • 2.Bd5
          • 2...Kc5
            • 3.Qc4#
      • 1...Kc5!
  • Keys
    • 1.Bf1!
      • 1...Ke3
        • 2.Qe2+
          • 2...Kd4
            • 3.Qe5#
      • 1...Kd5
        • 2.Qc7
          • 2...Kd4
            • 3.Qe5#
          • 2...d6
            • 3.Qc4#
      • 1...d5
        • 2.Qb3
          • 2...Kc5
            • 3.Qb6#
      • 1...d6
        • 2.Qd3+
          • 2...Kc5
            • 3.Qc4#

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).