Simplify the following text for a Grade 6 native English-speaking person.
Original: Its capital city is Rio Branco and other important cities are : Cruzeiro do Sul , TarauacÃ , Sena Madureira , and BrasilÃ ia .
Simplified: Its capital is the city of Rio Branco . Other important places include : Cruzeiro do Sul , FeijÃ , Sena Madureira , Senador Guiomard and TarauacÃ .