Simplify the following text for a Grade 7 native English-speaking person.
Original: In 1865 Ferrez opened his own studio at Rua SÃ # o JosÃ , in the center of Rio de Janeiro , which was by that time the capital of the Brazilian empire .
Simplified: In 1865 , Ferrez opened his own studio at Rua SÃ # o JosÃ , in the center of Rio de Janeiro .