videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Franz Schubert: Sonata for violin and piano in G minor, D. 408 (Op. posth. 137/3), Franz Schubert: Sonata for violin and piano in G minor, D. 408 (Op. posth. 137/3), III.Menuetto, Camille Saint-Saëns: Introduction et rondo capriccioso, Op.28 - Tomas Cotik, violin - Tao Lin, piano