 The work is scored for solo piano and a large orchestra comprising three flutes (first and third doubling piccolo, second doubling alto flute), three oboes (second doubling cor anglais), two clarinets (second doubling bass clarinet), contrabass clarinet (also doubling bass clarinet), two bassoons, contrabassoon, four horns, three trumpets, three trombones, tuba, four percussionists, and strings.