Simplify the following text for a Grade 11 native English-speaking person.
Original: In 1915 Gimnasia y Esgrima joins `` DivisiÃ n Intermedia '' , wins the championship and thus promotion to the Primera DivisiÃ n Argentina .
Simplified: In 1915 Gimnasia y Esgrima joined the `` DivisiÃ n Intermedia '' , and won the championship and promotion to the Primera DivisiÃ n Argentina .