Complex sentence: Gian Maria Volonté also provided his voice for the English dub of the film; however, because he did not speak English, he had to read his lines phonetically with the aid of a translator.
Split into simpler sentences: Gian Maria Volonté also provided his voice for the English dub of the film. However, because he did not speak English, he had to read his lines phonetically with the aid of a translator.