Complex sentence: Pierre-Henri Bunel (born 1952) is a former French artillery and intelligence officer, convicted on five years sentence in jail for leaking sensitive NATO documents, later working in construction and as a writer on radical Islam and the Serbian War.
Split into simpler sentences: Pierre-Henri Bunel (born 1952) is a former French artillery and intelligence officer. He later worked in construction and as a writer on radical Islam and the Serbian War.