Gimnasia y Esgrima La Plata, commonly known as Gimnasia, is a football club based in La Plata, Argentina.
The club was founded on June 3, 1887, making it one of the oldest football clubs in Argentina.
Gimnasia has won the Argentine Primera Division championship only once, in the 1929 season.
Unión de Santa Fe, commonly known as Unión, is a football club based in Santa Fe, Argentina.
The club was founded on April 15, 1907, and has a fierce rivalry with their crosstown rivals Colon de Santa Fe.
Unión has never won the Argentine Primera Division championship, but they have had several successful campaigns in the top flight of Argentine football.