Today's Lunchtime Concert from Wigmore Hall features acclaimed pianist Steven Osborne. He begins with Beethoven's concise Piano Sonata no.25, before moving to his innovative Fantasie, and his 11 Bagatelles. The concert ends with Rachmaninov's sparkling Variations on Corelli's own version of the Folia theme. Presented by Sean Rafferty. Beethoven: Piano Sonata no.25 in G major, Op.79 Beethoven: Fantasie, Op.77 Beethoven: 11 Bagatelles, Op.119 Rachmaninov: Variations on a theme of Corelli, Op.42 Steven Osborne (piano).