Complex sentence: He was born in New York City, where he currently lives, He is a graduate of the prestigious Stuyvesant High School, and in 2009, he will be attending the University of Pennsylvania as a member of the class of 2013.
Split into simpler sentences: He was born in New York City, where he currently lives and is a graduate of the prestigious Stuyvesant High School. In 2009, he will be attending the University of Pennsylvania as a member of the class of 2013.