Complex sentence: In 1992, Volkswagen proposed an automatic parking technology by four-wheel steering in its IRVW (Integrated Research Volkswagen) Futura concept car, allowing the driver to get off the car and watch the whole process of parallel parking.
Split into simpler sentences: In 1992, Volkswagen used the automatic parking technology in its IRVW (Integrated Research Volkswagen) Futura concept car. IRVW is a car with an automatic parallel parking function, allowing the driver to get off the car and watch the whole process of parallel parking.