Complex sentence: Derek Ezra, Baron Ezra MBE (23 February 1919--22 December 2015) was a British coal industry administrator who was chairman of the National Coal Board for eleven years, holding the post for the longest term in its history.
Split into simpler sentences: Derek Ezra, Baron Ezra MBE (23 February 1919--22 December 2015) was a British coal industry administrator who was chairman of the National Coal Board for eleven years. He held the post of Chairman of the National Coal Board for the longest term in its history.