Question: The San Antonio Museum of Art is an art museum in Downtown San Antonio, Texas, whose plans, in the early 1970s, were initiated to purchase the historic Lone Star Brewery, whose main beer was "Lone Star" marketed as what? 
Sentence (from "Lone Star Brewing Company"): Adolphus Busch, of Anheuser-Busch, founded it along with a group of San Antonio businessmen.
Relevant evidence: No