Complex sentence: Rolls-Royce Holdings plc is a British multinational public limited company that owns Rolls-Royce, a business established in 1904 and today designs, manufactures and distributes power systems for aviation and other industries.
Split into simpler sentences: Rolls-Royce Holdings plc is a British multinational public limited company. It is the current owner of Rolls-Royce, a business established in 1904, that today designs manufactures and distributes power systems for aviation and other industries.