Complex sentence: Alex Brummer (born on 25 May 1949), a British journalist, editor, and author, is the City Editor of the Daily Mail (London) since May 2000, where he writes a daily column on economics and finance.
Split into simpler sentences: Alex Brummer (born 25 May, 1949) is a British journalist, editor, and author. He has been the City Editor of the Daily Mail (London) since May 2000, where he writes a daily column on economics and finance.