Original sentence: A few inscriptions are also found scattered across modern Bulgaria and Romania, dating to the First Bulgarian Empire.It is a variant of the Old Turkic script.The "Bulghar alphabet", also known as the Kuban alphabet, was used to write the Bulghar language in Balkhara and Onoguria/Old Great Bulgaria
Edited sentence: A few inscriptions are found scattered across modern Bulgaria and Romania, dating to the First Bulgarian Empire.According to the established view, it is a variant of the Old Turkic script.Its origin is disputed and there are no convincing interpretations of the preserved inscriptions from the Black Sea basin.The "Bulgar alphabet", also known as the Kuban alphabet, was used to write the Bulgar language in Balkhara and Onoguria/Old Great Bulgaria and the First Bulgarian Empire