"Claudio Arrau León (Spanish: [ˈklawðjo aˈraw]; February 6, 1903 – June 9, 1991) was a Chilean pianist known for his interpretations of a vast repertoire spanning the baroque to 20th-century composers, especially Bach, Beethoven, Schubert, Chopin, Schumann, Liszt and Brahms. He is widely considered one of the greatest pianists of the twentieth century." - (en.wikipedia.org 17.07.2021)