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 W.A.Mozart Sonata in F major for violin and piano K 377 (1/2), Beethoven Sonata for violin and piano No 4 Op 23 in A minor (2/2), Beethoven Sonate for violin and piano No 7 Op 30 No 2 C minor (2/3)