Simplify the following text for a Grade 13 native English-speaking person.
Original: Sony Music Entertainment ( SME or Sony Music ) is the second-largest global recorded music company of the `` big four '' record companies and is controlled by Sony Corporation of America , the United States subsidiary of Japan 's Sony Corporation .
Simplified: Sony Music Entertainment ( or Sony Music ) is the second-largest global recorded music company of the `` big four '' record companies and is controlled by Sony Corporation of America .