In all languages: if there is no category definiteness/indefiniteness, then the change of the word order is used as a way of distinguishing the “given” (closer to the beginning of the sentence) and the “new” (closer to its end).
Standardized
IF there is no category of definiteness/indefiniteness, THEN word order is used for distinguishing ‘given’ (coming closer to the beginning of the sentence) and ‘new’ information (closer to its end).
There are NEW before GIVEN (or Topic Last) lgs, though not plenty.