The Volkswagen Golf Estate, also known as the Volkswagen Golf Sportswagen in the United States, and the Volkswagen Golf Variant in other countries, is the estate/station wagon version of the Volkswagen Golf Mk3, Mk4, Mk5 and Mk6, first introduced in 1993. Using only the above description and what you know about the world, "The Volkswagen Golf Estate is a popular four-door sedan. " is definitely correct, incorrect, or inconclusive? 