Complex sentence: The FCGU incorporated the British-owned standard gauge Entre Ríos Railway and Argentine North Eastern Railway companies and its principal lines departed from Estación Federico Lacroze in Buenos Aires to the north east through the provinces of Buenos Aires, Entre Ríos, Corrientes, and Misiones.
Split into simpler sentences: The FCGU incorporated the British-owned standard gauge Entre Ríos Railway and Argentine North Eastern Railway companies. The principal lines departed from Estación Federico Lacroze in Buenos Aires to the north east through the provinces of Buenos Aires, Entre Ríos, Corrientes, and Misiones.