Complex sentence: Amelia Cathedral, dedicated to Saint Firmina, was built originally in 872, and totally rebuilt in Baroque style after a fire in 1629: its façade is of pink cotto and was completed only in the 19th century.
Split into simpler sentences: Amelia Cathedral, dedicated to Saint Firmina, was built originally in 872, and totally rebuilt in Baroque style after a fire in 1629. Its façade is of pink cotto and was completed only in the 19th century.