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 Gyros String Quartet - Wedding Sampler - Dallas / Fort Worth, Vesselin Demirev & Daniel del Pino - César Franck Violin Sonata - 4. Allegretto poco mosso, Mozart - Violin Concerto No. 3, Adagio / Vesselin Demirev