Complex sentence: In 1918 they left for Paris, and brought back a technical team from the Pathé studios led by Georges Pallu, a director who would author virtually all the feature films of the Oporto producing house.
Split into simpler sentences: In 1918 they leave for Paris, from where they bring back a technical team from the Pathé studios. The team is led by Georges Pallu, the director who would author virtually all the feature films of the Oporto producing house.