Proposal to add standardized variation sequences for chess notation

Richard Wordingham richard.wordingham at
Sat Apr 8 10:56:18 CDT 2017

On Thu, 06 Apr 2017 18:26:39 +0200
Kent Karlsson <kent.karlsson14 at> wrote:

> All the characters in the "chess board lines" (apart from spaces, if
> any), are of bidi category ON or NSM. So there is no character that
> "sets" a bidi direction of the lines ("paragraphs"). So if the bidi
> setting for display is set to default to RTL, each of the chess board
> lines will be reversed in display. Now, since the border characters
> are not mirrored, the left and right side of the board side lines
> will be somewhat botched. Which is very visible in that it is ugly.
> (And I guess(!) the reader will notice that...)

I certainly did when I flipped the 'higher level protocol' on one of the
chessboards posted earlier.

I thought I'd already explained that all one needs to do is to bracket
the board with U+200E LEFT-TO-RIGHT MARK before and after; the
character is designed for situations like this.


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