Complex sentence: Donnelly started his career with Radio Clyde in Glasgow in the 1970s, presenting the top rated Mid Morning Show from 1979 until 1992 and was twice voted Scottish Radio Personality of the Year.
Split into simpler sentences: Donnelly started his career with Radio Clyde in Glasgow in the 1970s, presenting the top rated Mid Morning Show from 1979 until 1992. He was twice voted Scottish Radio Personality of the Year.