Claim: From 1996 to 2011 Gastón Gaudio competed in the Australian Open, the French Open, Wimbledon, and the US Open.
Evidence: Gastón Norberto Gaudio (Spanish pronunciation: [ɡasˈtoŋ ˈɡawðjo; born 9 December 1978) is a retired tennis player from Argentina. Australian Open French Open US Open Wimbledon