Simplify the following text for a Grade 10 native English-speaking person.
Original: Carlos Renato Frederico , best known as Renato ( born in Morungaba , SÃ # o Paulo State , February 21 , 1957 ) is a former Brazilian football ( soccer ) player in offensive midfielder role .
Simplified: Carlos Renato Frederico ( born 21 February 1957 ) is a former Brazilian football player .