Complex sentence: Throughout her life she has dislike being just a figurehead-being known merely as "The Princess" and not herself as a person-one of the reasons for joining Rudy and Jack was so she would not be lonely.
Split into simpler sentences: Throughout her life she has disliked being just a figurehead-being known as'The Princess' and not as herself. One of the reasons for joining Rudy and Jack was so she would not be lonely.