Simplify the following text for a Grade 10 native English-speaking person.
Original: Noted for its smooth , sophisticated style , its seamless ensemble playing , and its sensitive interpretation , the quartet made some 200 recordings , among them the complete quartets of Ludwig van Beethoven , Johannes Brahms , and Wolfgang Amadeus Mozart .
Simplified: The quartet made about 200 recordings , among them the complete quartets of Ludwig van Beethoven , Johannes Brahms , and W. A. Mozart .