Complex sentence: On June 30,1447, battleships from Venice destroyed the port of Ortona, as a consequence the King of Sicily at that time favored the construction of a Castle to dominate the renovated port.
Split into simpler sentences: On June 30,1447, battleships from Venice destroyed the port of Ortona. As a consequence, the King of Sicily of that time favored the construction of a Castle to dominate the renovated port.