Complex sentence: Upon graduating from Edward R. Murrow High School, she earned a scholarship to Oberlin College in Ohio, which she attended from 1982 to 1986, and before graduating she Oberlin she enrolled at Medgar Evers College, but did not graduate.
Split into simpler sentences: Upon graduating from Edward R. Murrow High School, she earned a scholarship to Oberlin College in Ohio, which she attended from 1982 to 1986. She then enrolled at Medgar Evers College, but did not graduate.