In the rich text editor:
@BELMONT
In a comment:
[BELMONT](https://chowlings.com/user/BELMONT)
For Names and Avatars:
In the rich text editor:
%BELMONT
In a comment:
[![BELMONT's Avatar](https://chowlings.com/images/avatars/1582.jpg?v=1658891638)](https://chowlings.com/user/BELMONT) [BELMONT](https://chowlings.com/user/BELMONT)