Complex sentence: The provisional race schedule was publicly announced by the FIM on 6 October 2012 with thirteen confirmed rounds and one other round pending confirmation, all rounds supporting the Superbike World Championship at every meeting except Mazda Raceway Laguna Seca.
Split into simpler sentences: The provisional race schedule was publicly announced by the FIM on 6 October 2012 with thirteen confirmed rounds and one other round pending confirmation. All rounds supporting the Superbike World Championship at every meeting except Mazda Raceway Laguna Seca.