Original: The "Club de Gimnasia y Esgrima La Plata" was founded on June 3, 1887 as a civil association, and thus is the oldest surviving football club in South America and still participating in the Argentine Football League.
Simplified: It was founded on June 3, 1887 as Club de Gimnasia y Esgrima. The "Club de Gimnasia y Esgrima La Plata" was founded on June 3, 1887 as a civil association, and thus is the oldest surviving football club in the whole of South America. Gimnasia is the oldest club participating in the Argentine Football League, as it was founded on June 3, 1887.