> On 31 Jan 2018, at 17:40, Wolfgang Schuster <schuster.wolfgang@gmail.com> wrote:
> 
>> […]
>> 
> Add “strip=yes” to remove spaces around the cells.
> 
> \defineseparatedlist
>   [seplisttalk]
>   [separator={;},
>    command=\maketalk,
>    strip=yes]
> 

Yes it does the job! 
Thanks again, but I wonder where did you find this trick?… in i-context.pdf there is no entry for \defineseparatedlist…

Best regards: OK