Complex sentence: The Caribs are not seen by anthropologists or historians as being the same people, although linguists are still debating whether the Carib language is an Arawakan dialect or creole language--or perhaps an individual language, with an Arawakan pidgin often used to communicate.
Split into simpler sentences: The Caribs are not seen by anthropologists or historians as being the same people. Linguists continue to debate whether the Carib language is an Arawakan dialect or creole language--or perhaps an individual language, with an Arawakan pidgin often used to communicate.