The capital of Emilia-Romagna is a thriving town with a certain patrician atmosphere to its beautifully-preserved historic center lined by loggias or arcade-covered sidewalks, 21 miles of them.
The thriving town has 21 miles of arcade-covered sidewalks.
mnli hypothesis: The thriving town has 21 miles of arcade-covered sidewalks. premise: The capital of Emilia-Romagna is a thriving town with a certain patrician atmosphere to its beautifully-preserved historic center lined by loggias or arcade-covered sidewalks, 21 miles of them.