Complex sentence: The Languedoc-Roussillon region is dominated by of vineyards, three times the combined area of the vineyards in Bordeaux and the region has been an important winemaking centre for several centuries.
Split into simpler sentences: The Languedoc-Roussillon region is dominated by of vineyards, three times the combined area of the vineyards in Bordeaux. The region has been an important winemaking centre for several centuries.