Question: What is this produced by Willett distillery, which was originally aged in charred oak barrels until mature at 15 years old?

full_context: Document 1: Kentucky Vintage: Kentucky Vintage is a bourbon produced in Bardstown, Kentucky by Kentucky Bourbon Distillers (KBD), also known as the Willett distillery. The brand is one of several small batch bourbon offerings by KBD – the others include Noah's Mill, Rowan's Creek and Pure Kentucky XO.
Document 2: Jim Beam: Jim Beam is a brand of bourbon whiskey produced in Clermont, Kentucky, by Beam Suntory, a subsidiary of Suntory Holdings of Osaka, Japan. It is one of the best selling brands of bourbon in the world. Since 1795 (interrupted by Prohibition), seven generations of the Beam family have been involved in whiskey production for the company that produces the brand, which was given the name "Jim Beam" in 1933 in honor of James B. Beam, who rebuilt the business after Prohibition ended. Previously produced by the Beam family and later owned by the Fortune Brands holding company, the brand was purchased by Suntory Holdings in 2014.
Document 3: Heaven Hill: Heaven Hill Distilleries, Inc. is an American, private family-owned and operated distillery company headquartered in Bardstown, Kentucky that produces and markets the Heaven Hill brand of Kentucky Straight Bourbon Whiskey and a variety of other distilled spirits. Its current distillery facility, called the Heaven Hill Bernheim distillery, is in Louisville, Kentucky. It is the seventh-largest alcohol supplier in the United States, the second-largest holder of bourbon whiskey inventory in the world, the largest independent family-owned and operated producer and marketer of distilled spirits in the United States, and the only large family-owned distillery company headquartered in Kentucky (not counting the Brown-Forman Corporation, which is publicly traded but more than two-thirds family-controlled, or the Sazerac Company, which is family-owned but headquartered in Louisiana).
Document 4: Canadian Mist: Canadian Mist is a brand of blended Canadian whisky produced by the Brown-Forman Corporation. It is distilled in Collingwood, Ontario, under the guidance of master distiller Harold Ferguson and is bottled at 40% alcohol by volume in bottle sizes up to 1.75 L. The mash bill contains corn, rye, and malted barley. It is triple-distilled using a continuous distillation process, and it is aged in charred white oak barrels in a temperature-controlled facility.
Document 5: Small batch whiskey: Small batch whiskey is whiskey produced by mixing the contents of a relatively small number of selected barrels. Small-batch whiskeys are positioned for the upper-premium market, and are typically aged from six to nine years in oak barrels, but more limited series aged at least up to 23 years are also available.
Document 6: Sazerac Company: The Sazerac Company is a large privately held alcoholic beverages company with headquarters in Metairie, Louisiana (in the New Orleans metropolitan area). Its distilleries include the Barton Brands distillery (in Bardstown, Kentucky), the Buffalo Trace Distillery (in Frankfort, Kentucky), the former Glenmore Distillery (now a bottling plant in Owensboro, Kentucky), and the A. Smith Bowman Distillery (a microdistillery in Fredericksburg, Virginia). The products of the company and its subsidiaries include various types of whiskey, vodka, gin, tequila, rum, brandy, cognac, cocktails, cordials, liqueurs, "shooters", and wine.
Document 7: Wheat whiskey: Wheat whiskey is a style of whiskey defined by having a grain bill which consists primarily of wheat. The United States government only allows a product to be labeled "wheat whiskey" when the mash is composed of at least 51% wheat. Like other American styles, a wheat whiskey may be labelled as a "straight" if it is aged for at least two years in new, charred oak barrels. As of 2013, only a few straight wheat whiskey are mass marketed, including Bernheim Original and Dry
Document 8: MB Roland Distillery: MB Roland Distillery was founded by Paul & Merry Beth ("MB") Tomaszewski in 2009 as Kentucky's first completely "grain to glass" craft distillery. The Pembroke, Kentucky distillery now offers several spirits, including Moonshine, malt whiskey, Bourbon Whiskey and other flavored whiskeys.
Document 9: Noy (brandy): Noy, is an Armenian brandy (cognac-style) that has been produced by the Yerevan Ararat Brandy Factory since 1877. It was first known as "Armenian cognac" until 1899, when it was branded as "Shustov". With the establishment of Soviet Armenia in 1920, the production of Armenian cognac was nationalized and the brandy was popularized as "Shustov" until 1940, when the drink was labeled as "Ararat", after the re-organization of Armenian cognac production. After the independent of Armenia, the factory was privatized in 2002 and the produced cognac was re-labeled as "Noy". It is made from Armenian grapes of Armavir and Vayots Dzor regions, and spring water, based on traditional methods.
Document 10: Brown-Forman: The Brown-Forman Corporation is one of the largest American-owned companies in the spirits and wine business. Based in Louisville, Kentucky, it manufactures several well known brands throughout the world, including Jack Daniel's, Early Times, Old Forester, Woodford Reserve, Canadian Mist, GlenDronach, BenRiach, Glenglassaugh, Finlandia, Herradura, Korbel, and Chambord. Brown-Forman formerly owned Southern Comfort and Tuaca before selling them off in 2016.
Document 11: Willett Pot Still Reserve: Willett Pot Still Reserve Bourbon is brand of a bourbon whiskey produced in Bardstown, Kentucky by the Willett Distillery. It is a Kentucky straight bourbon whiskey brand introduced in 2008 and bottled at 47% abv, with 8–10 year aging. It is sold in glass 750 ml and 1.75 liter bottles. The company is identified on the product label as the Willett Distilling Company, which was the original name of the company until its name was changed in 1984 to Kentucky Bourbon Distillers, Ltd. (KBD). In October 2012, the company announced that it would return to using the Willett name as its primary business name. Recent bottlings are identified on the labels as a small batch bourbon, whereas it was originally released as a single barrel bourbon.
Document 12: Whisky: Whisky or whiskey is a type of distilled alcoholic beverage made from fermented grain mash. Various grains (which may be malted) are used for different varieties, including barley, corn (maize), rye, and wheat. Whisky is typically aged in wooden casks, generally made of charred white oak.
Document 13: The Northern Lights (whiskey): The Northern Lights is a blended Canadian whisky, 40% alcohol by volume, 80 proof. It is made with rye, barley and corn (maize). Each grain is fermented, distilled, and aged separately to produce grain whiskies. After distillation Northern Light whisky is aged separately for 36 months in white oak barrels of varying toasting levels. Northern Light Canadian Whisky is a brand owned by the Sazerac Company and bottled at the Barton Brands distillery in Bardstown, Kentucky.
Document 14: Watershed Distillery: Watershed Distillery is a microdistillery in Columbus, Ohio founded in 2010 by business partners Greg Lehman and Dave Rigo. The distillery was the second distillery opened in Central Ohio after prohibition, and Watershed brought to market the first legally distilled bourbon whiskey in Central Ohio post-prohibition in 2012. The distillery offers tours to the public and will also be the first distillery in Ohio to open a restaurant on-site in February 2017, following the passage of Ohio House Bill 351 in 2016. The distillery offers six spirits, Vodka, two types of American style Gin, Bourbon, Nocino and a bottled Old Fashioned cocktail.
Document 15: Noah's Mill: Noah's Mill is a bourbon produced in Bardstown, Kentucky by Kentucky Bourbon Distillers (KBD). The bourbon was originally aged in charred oak barrels until mature at 15 years old, however the current bottles contain no age statement. It is bottled by hand at 57.15% ABV (114.3 proof).
ground_truth: Noah's Mill