Complex sentence: Eugène Chavant was the founder of French resistance organisation France Combat in 1942 was a member of the CDLN (Departmental Committee for National Liberation) of the département of Isère.
Split into simpler sentences: Eugène Chavant was the founder of the French resistance organisation France Combat in 1942. He was a member of the CDLN (Departmental Committee for National Liberation) for the département of Isère.