Problem Display
PID: 127290 (1Q1R4/2p1p1r1/5p1n/k1pp2p1/8/6N1/1P6/6K1 w - - 0 1)

Bilek, Sobeslav

Casopis ceskoslovenskych sachistu, 1907

1Q1R4/2p1p1r1/5p1n/k1pp2p1/8/6N1/1P6/6K1

#3

5 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sg8
      • 2.Qb3
        • threat
          • 3.Ra8#
        • 2...Ka6
          • 3.Ra8#
      • 2.Qb7
        • threat
          • 3.Ra8#
        • 2...Ka4
          • 3.Ra8#
  • Tries
    • 1.Rxd5?
      • threat
        • 2.Rd1
          • threat
            • 3.Ra1#
          • 2...Ka4
            • 3.Ra1#
          • 2...Ka6
            • 3.Ra1#
        • 2.Rd3
          • threat
            • 3.Ra3#
          • 2...Ka4
            • 3.Ra3#
          • 2...Ka6
            • 3.Ra3#
      • 1...Ka4
        • 2.Rd1
          • threat
            • 3.Ra1#
          • 2...Ka5
            • 3.Ra1#
        • 2.Rd3
          • threat
            • 3.Ra3#
          • 2...Ka5
            • 3.Ra3#
      • 1...Ka6
        • 2.Rd1
          • threat
            • 3.Ra1#
          • 2...Ka5
            • 3.Ra1#
        • 2.Rd3
          • threat
            • 3.Ra3#
          • 2...Ka5
            • 3.Ra3#
      • 1...Rg8!
    • 1.Qb3?
      • threat
        • 2.Ra8#
      • 1...Ka6
        • 2.Ra8#
      • 1...Rg8!
    • 1.Qb7?
      • threat
        • 2.Ra8#
      • 1...Ka4
        • 2.Ra8#
      • 1...Rg8!
  • Keys
    • 1.Se4!
      • threat
        • 2.Sxc5
          • threat
            • 3.b4#
      • 1...Ka4
        • 2.Sc3+
          • 2...Ka5
            • 3.Qb5#
        • 2.Sxc5+
          • 2...Ka5
            • 3.b4#
      • 1...Ka6
        • 2.Sxc5+
          • 2...Ka5
            • 3.b4#
      • 1...dxe4
        • 2.Rd1
          • threat
            • 3.Ra1#
          • 2...Ka4
            • 3.Ra1#
          • 2...Ka6
            • 3.Ra1#
      • 1...c4
        • 2.Qa8+
          • 2...Kb4
            • 3.Rb8#
          • 2...Kb5
            • 3.Rb8#
          • 2...Kb6
            • 3.Rb8#

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).