Complex sentence: He transferred ownership of "L'Officiel" to his three children in 1986: Laurent Jalou became the president of Editions Jalou, Marie-José Susskind-Jalou directed its editorial content, and Maxime Jalou was responsible for publication.
Split into simpler sentences: He transferred ownership of "L'Officiel" to his three children in 1986. Laurent became the president of Editions Jalou, Marie-José directed its editorial content, and Maxime was responsible for publication.