This template contains one or more optional parameters: see the talk page for details.
This template employs some extremely complicated and esoteric features of template syntax.
Please do not attempt to alter it unless you are certain that you understand the setup and are prepared to repair any consequent collateral damage if the results are unexpected. Any experiments should be conducted in the template sandbox or your user space.
Actually, this template uses very simple syntax. But templates that link to the above message do use esoteric syntax.
This template is for templates with esoteric syntax.