Dr. Heyden, “Oppenheimer Sackträger,” Riesling Trocken (Dry)

German wines are infamous for their tangled webs of label nomenclature, so the kind folks at Dr. Heyden tried to help out with a few translations: As you can see on today’s bottle, “alte reben” means “old vines” and “trocken” means “dry,” but there’s still the matter of “Oppenheimer Sackträger,” which is probably the most important information of all—namely, the historic Sackträger Vineyard in the village of Oppenheim, a “grosse lage” (“grand cru”) site that has produced world-class Riesling for 500+ years.And as is so often the case in Germany, the Heyden family packs this bottle not just full of words but with more wine than anyone has a right to expect at $24. Another telling piece of information on this bottle is the 2015 vintage, one of the true greats in recent memory, which catapults this wine into rarefied territory. It’s the latest in a series of gems we scooped up after a visit to Dr. Heyden last year, and I once again find myself struggling to think of any wine, from anywher