Original sentence: Charles Le Brun (February 24, 1619 - February 22, 1690) was a French painter and art theorist, one of the dominant artists in 17th century France
Edited sentence: Charles Le Brun (February 24, 1619 - February 22, 1690) was a French painter and art theorist, he became  the most powerfull,and the most important master of 17th century France