Problem Display
PID: 258961 (3N4/8/1r4nn/8/2R1R3/3kP1b1/B6N/3K4 w - - 0 1)

Gosman, Gheorghe H

Probleemblad, 1949

3N4/8/1r4nn/8/2R1R3/3kP1b1/B6N/3K4

#3

7 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Rb1+
      • 2.Bxb1#
    • 1...Rb3
      • 2.Bxb3
        • threat
          • 3.Bc2#
    • 1...Ra6
      • 2.Bb1#
    • 1...Rc6
      • 2.Bb1#
    • 1...Rd6
      • 2.Bb1#
    • 1...Re6
      • 2.Bb1#
    • 1...Rf6
      • 2.Bb1#
    • 1...Rb7
      • 2.Sxb7
        • threat
          • 3.Sc5#
          • 3.Bb1#
    • 1...Sg4
      • 2.Sxg4
        • threat
          • 3.Red4#
        • 2...Rb1+
          • 3.Bxb1#
        • 2...Rd6
          • 3.Bb1#
        • 2...Be5
          • 3.Sf2#
    • 1...Sf7
      • 2.Sg4
        • threat
          • 3.Red4#
        • 2...Rb1+
          • 3.Bxb1#
        • 2...Rd6
          • 3.Bb1#
        • 2...Be5
          • 3.Sf2#
    • 1...Sg8
      • 2.Sg4
        • threat
          • 3.Red4#
        • 2...Rb1+
          • 3.Bxb1#
        • 2...Rd6
          • 3.Bb1#
        • 2...Be5
          • 3.Sf2#
  • Tries
    • 1.Sb7?
      • threat
        • 2.Sc5#
      • 1...Rb5
        • 2.Sc5+
          • 2...Rxc5
            • 3.Bb1#
        • 2.Bb3
          • threat
            • 3.Bc2#
          • 2...Rxb3
            • 3.Sc5#
      • 1...Bd6
        • 2.Sf3
          • threat
            • 3.Se1#
          • 2...Rb1+
            • 3.Bxb1#
          • 2...Bg3
            • 3.Sc5#
          • 2...Bb4
            • 3.Bb1#
      • 1...Rxb7!
  • Keys
    • 1.Se6!
      • threat
        • 2.Sc5#
      • 1...Rb5
        • 2.Sc5+
          • 2...Rxc5
            • 3.Bb1#
        • 2.Bb3
          • threat
            • 3.Bc2#
          • 2...Rxb3
            • 3.Sc5#
      • 1...Bd6
        • 2.Sf3
          • threat
            • 3.Se1#
          • 2...Rb1+
            • 3.Bxb1#
          • 2...Bg3
            • 3.Sc5#
          • 2...Bb4
            • 3.Bb1#

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).