Complex sentence: After graduating from Columbia, he was a reporter and editor with The Associated Press from 1969-1977, and city editor and managing editor with The San Francisco Examiner from 1977 to 1984.
Split into simpler sentences: After graduating from Columbia, he was a reporter and editor with The Associated Press from 1969-1977. He was city editor and managing editor with The San Francisco Examiner from 1977 to 1984.