Radio 3 at the Summer Festivals Presented by Jonathan Swain. Three members of the BBC Radio 3 New Generation Artists scheme come together in a concert given as part of the City of London Festival in the church of St Anne and St Agnes. They perform Tchaikovsky's Piano Trio in A minor, Op 50, written in memory of his friend and mentor Nikolai Rubinstein. Jennifer Pike (violin) Andreas Brantelid (cello) Shai Wosner (piano) Tchaikovsky: Trio in A minor, Op 50 (In Memory of a Great Artist).