Thread:Help talk:Special property Subcategory of/Choosing a Parent Category for a Sub Category/reply

> "Create a Class". When I am in the "Create Category" page with the pull down menus for "Default form:" and "Make this a subcategory of another category (optional):"

SMW itself doesn't provide these listed functions (related to forms) therefore I assume you are referring to SF (Semantic Forms). I would suggest you ask those questions on the appropriate forum so that a developer can hopefully give you a sufficient answer.