Complex sentence: The 75th Ranger Regiment, also known as Rangers, or within JSOC as Task Force Red, is a United States Army light infantry special operations force part of the United States Army Special Operations Command.
Split into simpler sentences: The 75th Ranger Regiment, also known as Rangers, or within JSOC as Task Force Red, is a light infantry, special operations unit of the United States Army. It operates as a special operations force under the United States Army Special Operations Command.