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Expandable groups are a special kind of group whose most important feature is that they themselves can be assembled of other expandable groups. Expandable groups names must start with the prefix "#XG_' (For example, #XG_GROUP1).
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Expandable groups are a special kind of group whose most important feature is that they themselves can be assembled of other expandable groups. Expandable groups names must start with the prefix "#XG_' (For example, #XG_GROUP1).
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