Re: Proposal to add standardized variation sequences for chess notation

From: Michael Everson <>
Date: Tue, 4 Apr 2017 01:15:19 +0100

On 4 Apr 2017, at 00:47, Richard Wordingham <> wrote:

> I'm trying to work out whether we need a variation sequence for
> "chesspiece in a sentence”.

Of course! Haven’t you ever seen chess problem texts? Check out the Fairy Chess proposal for encoding additional characters. Plenty of examples there.

> We need the advice of someone who's worked on font fallback.
> You don't need substitution tables to be executed if your application can just look up glyphs for variation sequences.

That’s the same thing.

sub characterA characterB by glyphC;

It works reliably in a number of environments, though I think some screenshots I sent are in mails which have not got through.

Michael Everson
Received on Mon Apr 03 2017 - 19:15:32 CDT

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