Original sentence: The Beja speak Beja or To Bedawie, an Afro-Asiatic language (usually classified as Cushitic, but sometimes seen as an independent branch), but a significant number also speak Tigre, a Semitic language, and Arabic
Edited sentence: The Beja speak Beja or To Bedawie, an Afro-Asiatic language (usually classified as Cushitic, but sometimes seen as an independent branch), but a significant number also speak Tigre or Arabic, also both Afro-Asiatic languages, but of the Semitic branch