Complex sentence: Pierre Paul Jeanpierre (14 March 1912-29 May 1958) was a French Army officer; he fought during World War II, First Indochina War, Suez Crisis and Algerian War, where he was killed in action.
Split into simpler sentences: Pierre Paul Jeanpierre (14 March 1912--29 May 1958) was a French Army officer. He fought during World War II, the First Indochina War, the Suez Crisis and the Algerian War, where he was killed in action.