I find myself dealing with grammar transformations less and less--not 
even once a year any more.

When I did, I always found some combination of trang[1] and msv[2] would 
meet my needs.

Regards,
--Paul

[1] https://relaxng.org/jclark/trang.html
[2] Multi-Schema Validator, which started life decades ago at Sun, but 
seems to be alive in various incarnations (search for it, also as 
"MSV"). I can't vouch for any of them, but the original worked well.

On 5/23/23 15:02, Lizzi, Vincent vincent.lizzi@xxxxxxxxxxxxxxxxxxxx wrote:
>
> Hi all,
>
> DtdAnalyzer, available at https://dtd.nlm.nih.gov/ncbi/dtdanalyzer/, 
> can flatten (minify) a DTD and also has a tool for comparing DTDs. 
> Flattening a DTD might introduce minor changes, which can be detected 
> by comparing the flattened DTD with the original DTD.
>
> Kind regards,
>
> Vincent
>
> _____________________________________________
>
> *Vincent M. Lizzi*
>
> Head of Information Standards | Taylor & Francis Group
>
> vincent.lizzi@xxxxxxxxxxxxxxxxxxxx
>
> *From:*rick@xxxxxxxxxxxxxx <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>
> *Sent:* Tuesday, May 23, 2023 10:20 AM
> *To:* xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> *Subject:*  Tools to Flatten a DTD
>
> Hi All,
>
> I have a DTD with a bunch of external references. I need to modify the 
> DTD and distribute it to a client. Can you recommend any tools for 
> flattening a DTD? Thank you.
>
> Rick
>
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