Question: The G. Heileman Brewing Company was acquired by Pabst Brewing Company through the purchase of what company?
Sentence (from "Pabst Brewing Company"): 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.
Relevant evidence: Yes