Problem Display
PID: 252457 (2K5/8/2k1B1p1/P1B4N/3P4/R1P5/1pb2P2/5n2 w - - 0 1)

Smogorzhevsky, Aleksandr Stepanovich

Schach, 1966

2K5/8/2k1B1p1/P1B4N/3P4/R1P5/1pb2P2/5n2

#4

9 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Rb3!
      • threat
        • 2.Rb6#
      • 1...Bxb3
        • 2.c4
          • threat
            • 3.Bd5#
            • 3.Bd7#
          • 2...Bxc4
            • 3.Bd7+
              • 3...Kd5
                • 4.Sf6#
      • 1...b1Q
        • 2.Bd7+
          • 2...Kd5
            • 3.c4+
              • 3...Kxc4
                • 4.Be6#
              • 3...Ke4
                • 4.f3#
      • 1...b1R
        • 2.Bd7+
          • 2...Kd5
            • 3.c4+
              • 3...Kxc4
                • 4.Be6#
              • 3...Ke4
                • 4.f3#

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).