Entering multiple element names within brackets

You can enter multiple element names within a set of brackets using the Subset Editor or by entering a comma.

Using the subset editor to enter multiple elements within brackets
If you select more than one element in the Subset Editor, the names of the selected elements are inserted into the Rules Editor as a subset. The subset is enclosed in curly braces and each element name is separated by a comma.
Using a comma to enter multiple elements within brackets
You can add additional elements to the area definition by entering a comma directly after an element name in the brackets. This action re-displays the list of dimensions.

Parent topic: Inserting brackets to create an area definition