The page categorization</ big> is very long, but it is useful to have an overview of all the categories used to:
There are four main categories roots:
They could be compared respectively with the stage, the backstage of a theatre and the production team, its staging and the script.
"'All categories must belong directly or indirectly to at least one of these categories.
Watch out!: categories can always evolve. See the latest edition of this page at the bottom right.
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