Derby d'Italia instance of soccer derby
The Derby d'Italia (English: Derby of Italy) is the name of the football derby between Internazionale of Milan and Juventus of Turin. The term was coined back in 1967 by Italian sports journalist Gianni Brera. It is the equivalent of Spain's El Clásico and France's Le Classique.The teams are from the two biggest cities in Northern Italy. 
Both teams have fans across Italy, and there are numerous fan clubs of Juventus in Lombardy and Inter in Piedmont (including in the two cities).
type of example of manifestation of representation of