Complex sentence: Patton had heard these songs while while living in Bologna; the singer had adopted the city as a second home after marrying Italian artist Titi Zuccatosta, and had become a fluent speaker of Italian.
Split into simpler sentences: Patton had heard these songs while while living in Bologna. The singer had adopted the city as a second home after marrying Italian artist Titi Zuccatosta, and had become a fluent speaker of Italian.