sentences:  Every two years (odd-numbered years), the (SIMA, "Paris International Agribusiness Show") is held simultaneously at the Parc des expositions de Paris-Nord at Villepinte, Seine-Saint-Denis.Entrance is restricted to those working in the agriculture or forestry
  
  On the alternate (even-numbered) years, the ("Cheese and Dairy Products Show") is held.It is the largest showcase for cheesemaking knowhow.