Complex sentence: At the age of 10, her parents decided to relocate to New York City, where she focused her education to prepare her for a medical career, however, on the side she dabbled in the arts as a hobby.
Split into simpler sentences: At the age of 10, her parents decided to relocate to New York City, where she focused her education to prepare her for a medical career. However, on the side she continued to dabble in the arts as a hobby.