Simplify the following text for a Grade 12 native English-speaking person.
Original: However , it remained unduly identified legally as `` Club de Gimnasia y Esgrima de La Plata '' ( `` Gymnastics and Fencing Club of La Plata '' ) , a mistake that was corrected on August 7 , 1964 after the new statute was approved .
Simplified: However , it remained unduly identified legally as `` Club de Gimnasia y Esgrima de La Plata '' , a mistake that was corrected on August 7 , 1964 after the new statute was approved .