Complex sentence: After Anne's death, Paolo married his second wife, Marcella Fazi, on 12 April 1938 at Rome, and they have two children, the twin boys Francesco Marco Luigi Costanzo and Livio Marco Luigi Fabrizio (born in 1938).
Split into simpler sentences: After Anne's death, Paolo married his second wife, Marcella Fazi, on 12 April 1938 at Rome. They had two children, the twin boys Francesco Marco Luigi Costanzo and Livio Marco Luigi Fabrizio (born 1938).