Complex sentence: Hartog took a higher degree in politics at the LSE and studied film-making at the "Centro Sperimentale," the Italian film school where he met his longtime companion and future wife, Antonella Ibba.
Split into simpler sentences: Hartog took a higher degree in politics at the LSE and studied film-making at the "Centro Sperimentale," the Italian film school. There he met his longtime companion and wife, Antonella Ibba.