Complex sentence: During her junior year, she created her soon-to-be popular character Nimona as part of an assignment in one of her classes, whose adventurous story would later double as Stevenson's senior thesis in 2012.
Split into simpler sentences: During her junior year, she created her soon-to-be popular character Nimona as part of an assignment in one of her classes. Nimona's adventurous story would later double as Stevenson's senior thesis in 2012.