Complex sentence: Giovanni Palatucci was arrested on September 13th, 1944 as an officer of the Italian Social Republic sharing the fate of thousands of Italian officers and soldiers including Palatucci's direct superiors Tullio Tamburini and Carmine Senise.
Split into simpler sentences: Giovanni Palatucci was arrested on September 13th, 1944 as an officer of the Italian Social Republic. His fate was shared by thousands of Italian officers and soldiers including Palatucci's direct superiors Tullio Tamburini and Carmine Senise.