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 Brahms Piano Quartet No.2 in A Major, Op. 26, Poco adagio, Ravinia Festival, Ravel Sonata for Violin and Piano. Elise Thibaut Mei Rui at Ravinia