What is the fine-grained topic of the following text: The Wine Advocate - While the cuve Chaupin comes mostly from sandy soils, the 2013 Chteauneuf du Pape Cuve Vieilles Vignes comes more from the rolled pebble soils the region is famous for, and always shows the richer, more powerful profile imparted from these soils. Only return the topic.
2013 Châteauneuf du Pape Cuvee Vieilles Vignes wine review