Simplify the following text for a Grade 8 native English-speaking person.
Original: Reprise Records is an American record label , founded in 1960 by Frank Sinatra , which is owned by Warner Music Group , and operated through Warner Bros. .
Simplified: Reprise Records is an American record label , founded in 1960 by Frank Sinatra . It is owned by Warner Music Group , and operated through Warner Bros. .