Complex sentence: The only East Germanic languages of which texts are known are Gothic and its dialect, Crimean Gothic; other languages that are assumed to be East Germanic include Vandalic and Burgundian, though very few texts in these languages are known.
Split into simpler sentences: The only East Germanic languages of which texts are known are Gothic and its dialect, Crimean Gothic. Other languages that are assumed to be East Germanic include Vandalic and Burgundian, though very few texts in these languages are known.