Louise Fryer presents highlights from the Schwetzingen Festival in Germany Including: Mozart: Duo in G for violin and viola, K423 Thomas Zehetmair (violin) Ruth Kilius (viola) Hindemith: Viola Sonata, Op 11 No 4 Tabea Zimmermann (viola) Hartmut Holl (piano) Brahms: Viola Sonata in E flat, Op 120 No 2 Antoine Tamestit (viola) Nicholas Angelich (piano).