Problem Display
PID: 251725 (2nB3R/p1R5/r2k1prb/5B2/1P1PP3/4p3/p5n1/K7 w - - 0 1)

Shavirin, Valery Mikhailovich

Die Schwalbe, 2021

2nB3R/p1R5/r2k1prb/5B2/1P1PP3/4p3/p5n1/K7

#3

8 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Ra3
      • 2.b5
        • threat
          • 3.Rc6#
          • 3.Rd7#
    • 1...Rc6
      • 2.Rd7#
    • 1...Bg7
      • 2.b5
        • threat
          • 3.Rd7#
        • 2...Sb6
          • 3.Rc6#
    • 1...Sb6
      • 2.b5
        • threat
          • 3.Rc6#
        • 2...Sa4
          • 3.Rd7#
        • 2...Sc4
          • 3.Rd7#
        • 2...Sd5
          • 3.Rd7#
        • 2...Sd7
          • 3.Rxd7#
        • 2...Sa8
          • 3.Rd7#
        • 2...Sc8
          • 3.Rd7#
  • Tries
    • 1.Rhh7?
      • threat
        • 2.Rhd7#
      • 1...Bg7
        • 2.b5
          • threat
            • 3.Rd7#
          • 2...Sb6
            • 3.Rc6#
      • 1...Sb6
        • 2.b5
          • threat
            • 3.Rc6#
          • 2...Sa4
            • 3.Rcd7#
            • 3.Rhd7#
          • 2...Sc4
            • 3.Rcd7#
            • 3.Rhd7#
          • 2...Sd5
            • 3.Rcd7#
            • 3.Rhd7#
          • 2...Sd7
            • 3.Rcxd7#
            • 3.Rhxd7#
          • 2...Sa8
            • 3.Rcd7#
            • 3.Rhd7#
          • 2...Sc8
            • 3.Rcd7#
            • 3.Rhd7#
      • 1...Se7
        • 2.Rhxe7
          • threat
            • 3.Re6#
            • 3.Red7#
      • 1...Rg7!
    • 1.Re8?
      • threat
        • 2.Re6#
      • 1...Se7
        • 2.Rexe7
          • threat
            • 3.Re6#
            • 3.Red7#
      • 1...Sf4!
    • 1.b5?
      • threat
        • 2.Rd7#
      • 1...Sb6
        • 2.Rc6#
      • 1...Rg7!
  • Keys
    • 1.Rc5!
      • threat
        • 2.e5+
          • 2...fxe5
            • 3.dxe5#
      • 1...Bf4
        • 2.b5
          • threat
            • 3.Rd5#
          • 2...Sb6
            • 3.Rc6#
          • 2...Se7
            • 3.Bc7#
      • 1...Bg7
        • 2.Re8
          • threat
            • 3.Bc7#
          • 2...Rc6
            • 3.Rd5#

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).