Complex sentence: The Corteo Storico or historical parade or historical walk as performed in the city of Siena, in Tuscany, Italy, is a costume parade which takes place before the racing of the famous horse race of the Palio on July 2 and August 16 of each year.
Split into simpler sentences: The Corteo Storico or historical parade or historical walk as performed in the city of Siena, in Tuscany, Italy. It is a costume parade which takes place before the racing of the famous horse race of the Palio on July 2 and August 16 of each year.