Complex sentence: The remainder of the survivors, including Lahalle, which totalled almost 300 men, were made prisoners of war and the badly damaged "Topaze" was towed out of the bay and taken to a British port for repairs.
Split into simpler sentences: The remainder of the survivors, including Lahalle, totalled almost 300 men and were all made prisoners of war. The badly damaged "Topaze" was towed out of the bay and taken to a British port for repairs.