Complex sentence: As soon as 1896, the Carnival of Menton started attracting the inhabitants of the town as well as winter visitors.It was fashionable at the time to come and spend the winter months in the mild climate of the French Riviera.
Split into simpler sentences: As soon as 1896, the carnival of Menton started attracting the inhabitants of the town as well as winter visitors. At that time, it was fashionable to come and spend the winter months in the mild climate of the French Riviera.