Question: The Klosterbrauerei Andechs is a monastic brewery in Andechs, Upper Bavaria, Germany, well known for its Andechser beers, and is the only monastic brewery in Germany that brews which strong lager of German origin, year-round for nationwide distribution?
Context: Bock is a strong lager of German origin.  Several substyles exist, including maibock (helles bock, heller bock), a paler, more hopped version generally made for consumption at spring festivals; doppelbock (double bock), a stronger and maltier version; and eisbock, a much stronger version made by partially freezing the beer and removing the ice that forms. The Gau Munich–Upper Bavaria (German: "Gau München–Oberbayern") was an administrative division of Nazi Germany in Upper Bavaria from 1933 to 1945.  From 1926 to 1933, it was the regional subdivision of the Nazi Party in that area. Dachau (] ) is a town in Upper Bavaria, in the southern part of Germany.  It is a major district town—a "Große Kreisstadt"—of the administrative region of Upper Bavaria, about 20 km north-west of Munich.  It is now a popular residential area for people working in Munich with roughly 45,000 inhabitants.  The historic centre of town with its 18th-century castle is situated on an elevation and visible over a great distance. The Benedictine priory and erstwhile abbey of Andechs is a place of pilgrimage on a hill east of the Ammersee in the "Landkreis" of Starnberg (Upper Bavaria) in Germany, in the municipality Andechs.  Andechs Abbey is famed for its flamboyant Baroque church and its brewery, Klosterbrauerei Andechs. .  Composer Carl Orff is buried in the church. Berthold II of Andechs (also known as "Berthold IV", "Berchtold", or "Bertholf"; before 1099 – 27 June 1151), a member of the House of Andechs, was a German nobleman.  He was a ruling count of Dießen and Andechs in the Duchy of Bavaria, of Plassenburg and Kulmbach in Franconia, as well as bailiff of Benediktbeuern Abbey. Andechs is a municipality in the district of Starnberg in Bavaria in Germany.  It is renowned in Germany and beyond for Andechs Abbey, a Benedictine monastery that has brewed beer since 1455.  The monastery brewery offers tours to visitors. Ludwig I or Louis I of Upper Bavaria (German: "Ludwig II der Strenge, Herzog von Bayern, Pfalzgraf bei Rhein" ) (13 April 1229 – 2 February 1294) was Duke of Upper Bavaria and Count Palatine of the Rhine from 1253.  He is known as Ludwig II or Louis II as Duke of Bavaria, and also as Louis the Strict.  Born in Heidelberg, he was a son of duke Otto II and Agnes of the Palatinate.  She was a daughter of the Welf Henry V, Count Palatine of the Rhine, her grandfathers were Henry XII the Lion and Conrad of Hohenstaufen. The König Ludwig GmbH & Co.  KG Schlossbrauerei Kaltenberg is a brewery in Fürstenfeldbruck, Upper Bavaria, Germany.  Their slogan, "Bier von königlicher Hoheit," or "Beer of royal highness," refers to the brewery's heritage which can be traced back through the Kingdom of Bavaria.  The current proprietor, Prince Luitpold of the House of Wittelsbach, is the great-grandson of the last King of Bavaria, Ludwig III. Weyerbacher Brewing Company is a brewery in Easton, Pennsylvania, United States, founded in 1995 by Dan and Sue Weirback.  The brewery is well known for its "huge taste" beers.  Most of their brews are high in alcohol, with QUAD clocking in at 11.8% alcohol by volume, and a one-off 10th anniversary ale called Decadence brewed to 13% alcohol by volume.  Hops Infusion is one of the bitterest examples of the IPA style.  Weyerbacher is also a pioneer of aging beer in wooden barrels previously used for aging bourbon.  This process was used to transform Old Heathen imperial stout into Heresy, Blithering Idiot barley wine into Insanity, Merry Monks Belgian tripel into Prophecy, and QUAD Belgian quadrupel into Blasphemy.  These four styles are all very high-alcohol brews with complex flavor profiles; the barrel-aging lends additional oak and whiskey flavors.  The results have been widely praised by fans of huge beers, though persons accustomed to more mainstream beer may find them an acquired taste. The Klosterbrauerei Andechs is a monastic brewery in Andechs, Upper Bavaria, Germany, well known for its Andechser beers.  The brewery is run by the monks of Andechs Abbey, a priory of St. Boniface's Abbey, a Benedictine abbey situated 40 km away in Munich.  It is the only monastic brewery in Germany that brews Bock beer year-round for nationwide distribution.  Every year, the brewery produces over 100000 hL of beer.  A portion of the beer is served on-site at the abbey; the remainder is exported throughout Germany and worldwide.
Answer: Bock