Question: What brewing company did Joseph Schiltz Brewing Company aquire in 1956? 

Context paragraphs:
George Muehlebach Brewing Company: The George Muehlebach Brewing Company ( ) was a brewery that operated in Kansas City, Missouri, from 1868 until 1956, when it was acquired by Schlitz.  Schlitz eventually discontinued the brand, and its Kansas City brewery was shut down in 1973.  At one time, Muehlebach was the largest brewery in the Kansas City area.

Shipyard Brewing Company: Shipyard Brewing Company is a brewery and soft drink manufacturer in Portland, Maine, USA, and founded in 1994.  Shipyard is the largest brewer in Maine (owning the Shipyard, Sea Dog Brewing Company, and Casco Bay Brewing Company banners, and bottling under contract with Gritty McDuff's Brewing Company).  Shipyard is the fourth largest microbrewery in New England after Boston Beer Company, Harpoon Brewery, and Magic Hat Brewing Company.

Genesee Brewing Company: Genesee Brewing Company is an American brewery located along the Genesee River in Rochester, New York.  In 1878, Genesee Brewing Company moved up into Rochester.  From 2000 to 2009, the company was known as the High Falls Brewing Company.  In 2009, High Falls was acquired by the capital investment firm KPS Capital.  Together with also newly acquired Labatt USA, KPS merged the two companies as North American Breweries.  Along with this change, High Falls Brewery changed its name back to the original "Genesee Brewing Company" operating under the North American Breweries name.  In October 2012, North American Breweries was purchased by FIFCO

Hawaii Nui Brewing Company: Hawaiʻ i Nui Brewing Company is a brewery in Hilo on the Island of Hawaii, Hawaii, United States.  It was established in 2007 By Keith Kinsey, Andrew Baker and Nina Lytton.  Hawai'i Nui Brewing acquired Keoki Brewing Company in May 2007.  In January 2009, Hawaii Nui Brewing acquired Mehana Brewing Company and consolidated operations to Hilo, Hawai'i, It sells Hawaiʻ i Nui, Keoki and Mehana labels of beers.

Joseph Schlitz Brewing Company: The Joseph Schlitz Brewing Company was an American brewery based in Milwaukee, Wisconsin, and once the largest producer of beer in the United States.  Its namesake beer, Schlitz ( ), was known as "The beer that made Milwaukee famous" and was advertised with the slogan "When you're out of Schlitz, you're out of beer".  Schlitz first became the largest beer producer in the US in 1902 and enjoyed that status at several points during the first half of the 20th century, exchanging the title with Anheuser-Busch multiple times during the 1950s.

Pabst Brewing Company: The Pabst Brewing Company ( ) is an American company that dates its origins to a brewing company founded in 1844 by Jacob Best and was, by 1889, named after Frederick Pabst.  It is currently the holding company contracting for the brewing of over two dozen brands of beer and malt liquor from now defunct companies including Pabst Blue Ribbon, P. Ballantine and Sons Brewing Company, G. Heileman Brewing Company, Lone Star Brewing Company, Pearl Brewing Company, Piels Bros., Valentin Blatz Brewing Company, National Brewing Company, Olympia Brewing Company, Falstaff Brewing Corporation, Primo Brewing & Malting Company, Rainier Brewing Company, F & M Schaefer Brewing Company, Joseph Schlitz Brewing Company, Jacob Schmidt Brewing Company and Stroh Brewery Company.

National Brewing Company: The National Brewing Company was a beer brewing company based in Baltimore, Maryland.  The National Brewing Company operated from 1872 until the late 1970s.  At the end of the 1970s, the National Brewing Company was purchased and their breweries were shut down.  However, National's two most prominent brands, National Bohemian Beer and Colt 45, were kept alive and are now brewed in Wisconsin.

MillerCoors: MillerCoors is a beer brewing company in the United States.  In 2002 South African Breweries purchased Miller Brewing Company to create SABMiller.  In 2005, Molson Brewery of Canada and Coors Brewing Company merged to form the Molson Coors Brewing Company.  Then, in 2008, SABMiller and Molson Coors created MillerCoors as a joint venture for their operations in the U.S.  The company is the second-largest brewer in the U.S., after Anheuser-Busch.

Pearl Brewing Company: The Pearl Brewing Company (also known as the Pearl Brewery or just Pearl) was an American brewery, established in 1883 in Downtown San Antonio, Texas, USA.  In 1985, Pearl's parent company purchased the Pabst Brewing Company and assumed the Pabst name.  In 1999, the Pabst Brewing Company began transferring its production to Miller Brewing, on a contract basis, and closing all of its breweries.  Pearl beer is still in production at Miller's Ft. Worth, Texas facility, but the Pearl Brewery in San Antonio was closed in 2001.  Since then, the former brewery was purchased by Silver Ventures, Inc., which has made the property the crown jewel in revitalization efforts of southern Midtown and northern Downtown San Antonio.

Gunther Brewing Company: Gunther Brewing Company is a historic brewery building located at Baltimore, Maryland, United States.  The site comprises 15 masonry buildings.  The main structure is a five-story brick "L"-shaped Romanesque Revival-style brew house with a two-story brick ice plant built about 1910 and one- and two-story boiler room.  Additional brew houses built in 1936 and 1950 are also on the property.  The Tulkoff Factory and Warehouse was built about 1964.  It was home to the George Gunther, Jr.  Brewing Company, founded in 1900.  By 1959 it was the second largest brewery in Baltimore, when it produced 800,000 barrels per year and employed approximately 600 people.  Hamm's Brewing Company bought the Gunther Brewing Company in 1960.  Later acquired by the F. & M. Schaefer Brewing Company in 1963, the plant was closed in 1978.  The Tulkoff company briefly used the factory for their sauce products at the conclusion of all brewing operations.

Supporting paragraphs: George Muehlebach Brewing Company Joseph Schlitz Brewing Company
Answer: George Muehlebach Brewing Company