Complex sentence: Volkswagen Group sells passenger cars under the Audi, Bentley, Bugatti, Lamborghini, Porsche, SEAT, Škoda and Volkswagen marques; motorcycles under the Ducati brand; and commercial vehicles under the MAN, Scania and Volkswagen Commercial Vehicles marques.
Split into simpler sentences: Volkswagen Group sells passenger cars under the Audi, Bentley, Bugatti, Lamborghini, Porsche, SEAT, Škoda and Volkswagen marques and motorcycles under the Ducati brand. It sells commercial vehicles under the MAN, Scania and Volkswagen Commercial Vehicles marques.