On Fri, 26 Feb 2021, Alain Delmotte wrote:

Thanks, that answered all my requirements.

This post illustrates the effect of each keyword for spacing:

https://adityam.github.io/context-blog/post/spacing-in-itemize/

I suppose that the rule "not mixing keywords and assignment in the same
argument" is valid for all setups having multiples commands.

Yes, there are no commands in ConTeXt where keyword and assignments are mixed in the options.

Aditya
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