William Stanley Beveridge (July 1, 1909 - February 13, 1995) was a professional ice hockey goaltender who played 9 seasons in the National Hockey League for the Detroit Cougars, Ottawa Senators, St. Louis Eagles, Montreal Maroons and New York Rangers. Using only the above description and what you know about the world, "William Stanley Beveridge started playing hockey in 1920." is definitely correct, incorrect, or inconclusive? 