Complex sentence: Initially manufactured by the German automaker Auto 5000 and subsequently inhouse by Volkswagen, production of the Tiguan began in the winter of 2007 in Wolfsburg, Germany with marketing commencing shortly thereafter.
Split into simpler sentences: Initially manufactured by the German automaker Auto 5000, is now manufactured by Volkswagen. Production began in the winter of 2007 in Wolfsburg, Germany with marketing commencing shortly thereafter.