Complex sentence: A member of the UK's Magic Circle of leading law firms, Allen & Overy is widely considered to be one of the world's elite law firms, advising national and multinational corporations, financial institutions, and governments.
Split into simpler sentences: A member of the UK's Magic Circle of leading law firms, Allen & Overy is widely considered to be one of the world's elite law firms. Regarded as one of the most prestigious law firms in the world, Allen & Overy advises national and multinational corporations, financial institutions, and governments.