U-boats_commissioned_in_1943	["German_submarine_U-309", "German_submarine_U-488", "German_submarine_U-489", "German_submarine_U-490", "German_submarine_U-961", "German_submarine_U-362", "German_submarine_U-479", "German_submarine_U-714", "German_submarine_U-537", "German_submarine_U-539", "German_submarine_U-843"]
