Sibelius's richly-scored orchestral works receive frequent airings, but his piano pieces are rarely performed. The insightful Norwegian pianist Leif Ove Andsnes offers some of Sibelius's short character pieces, alongside Beethoven's Piano Sonata No. 18 in E-flat (Op. 31, No. 3) and a selection of Debussy �tudes and works by Chopin.