sentences:  During the night, the Italian ships attempted to tow "Emma", but could not due to rough seas, and the submarine attacked the next morning with one torpedo, which sank the ship.A brief counter-attack with depth charges followed, but "Splendid" evaded the destroyers and was not damaged.The submarine later sank the Italian minesweeper "Cleopatra" with gunfire east of Sardinia, then damaged the armed trawler "Violette" with gunfire, and went on to sink the Italian merchant "Commercio" with torpedoes on the same day, 19 January.