Complex sentence: She is also known as Blue, a name given to her by Manson because of her blue eyes and because it is her duty to look after the water and air within the International People's Court of Retribution.
Split into simpler sentences: She is also known as Blue, a name given to her by Manson because of her blue eyes. Also because is is her Duty to look after the Water and Air within the International People's Court of Retribution.