Complex sentence: The VX Commodore was made available in six trim levels: the Executive, Acclaim, S, SS, Berlina and Calais, all of which were sedans, however only the Executive, Acclaim, and Berlina were offered as station wagons.
Split into simpler sentences: The VX Commodore was made available in six trim levels: the Executive, Acclaim, S, SS, Berlina and Calais. However only the Executive, Acclaim, and Berlina were offered as station wagons.