Problem Display
PID: 141648 (5Kbk/8/6P1/R4P2/8/8/6P1/8 w - - 0 1)

Popov, Valery

4th Comm., Lokker MT, 1987

5Kbk/8/6P1/R4P2/8/8/6P1/8

#2

5 + 2


145 StrateGems 2011
5454 Near Snap 2014
  • SOUND
  • Sets
    • 1...Bh7
      • 2.g7#
  • Tries
    • 1.Ra3?
      • 1...Ba2
        • 2.Rh3#
      • 1...Bc4
        • 2.Rh3#
      • 1...Bd5
        • 2.Rh3#
      • 1...Be6
        • 2.Rh3#
      • 1...Bf7
        • 2.Rh3#
      • 1...Bh7
        • 2.g7#
      • 1...Bb3!
    • 1.Ra4?
      • 1...Bb3
        • 2.Rh4#
      • 1...Ba2
        • 2.Rh4#
      • 1...Bd5
        • 2.Rh4#
      • 1...Be6
        • 2.Rh4#
      • 1...Bf7
        • 2.Rh4#
      • 1...Bh7
        • 2.g7#
      • 1...Bc4!
    • 1.Ra7?
      • 1...Bb3
        • 2.Rh7#
      • 1...Ba2
        • 2.Rh7#
      • 1...Bc4
        • 2.Rh7#
      • 1...Bd5
        • 2.Rh7#
      • 1...Be6
        • 2.Rh7#
      • 1...Bh7
        • 2.Rxh7#
        • 2.g7#
      • 1...Bf7!
    • 1.f6?
      • 1...Bb3
        • 2.Rh5#
      • 1...Ba2
        • 2.Rh5#
      • 1...Bc4
        • 2.Rh5#
      • 1...Be6
        • 2.Rh5#
      • 1...Bf7
        • 2.Rh5#
      • 1...Bh7
        • 2.g7#
      • 1...Bd5!
  • Keys
    • 1.Ra1!
      • 1...Ba2
        • 2.Rh1#
      • 1...Bb3
        • 2.Rh1#
      • 1...Bc4
        • 2.Rh1#
      • 1...Bd5
        • 2.Rh1#
      • 1...Be6
        • 2.Rh1#
      • 1...Bf7
        • 2.Rh1#
      • 1...Bh7
        • 2.g7#

Anticipated by 4753(1890)

This anticipates 225207(2000)



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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).