Problem Display
PID: 133771 (8/8/8/4R3/8/K2N4/8/1B1k4 w - - 0 1)

Andreev, Aleksandr Grigorevich

200 Shakhmatni Zadachi, 1983

8/8/8/4R3/8/K2N4/8/1B1k4

#3

4 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Sb4?
      • 1...Kc1
        • 2.Rd5
          • 2...Kxb1
            • 3.Rd1#
      • 1...Kd2!
  • Keys
    • 1.Se1!
      • threat
        • 2.Sf3
          • 2...Kc1
            • 3.Re1#
      • 1...Kc1
        • 2.Rd5
          • 2...Kxb1
            • 3.Rd1#
      • 1...Kd2
        • 2.Sf3+
          • 2...Kc1
            • 3.Re1#
          • 2...Kd1
            • 3.Re1#
          • 2...Kc3
            • 3.Rc5#

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).