Hélène Grimaud is a singular pianist, an interpreter known for her fierce intelligence and sincere freedom of expression. In this program, she’ll perform Beethoven’s Piano Sonata No. 30, op. 109; Brahms’ Three Intermezzi for piano, op. 117, and Fantasies, op. 116; and the Bach/Busoni Chaconne from Partita No. 2 in D minor, BWV 1004.