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 A. Piazzolla Tango "Chau Paris", violin and piano, F. Chopin, Waltz op. 69 N2 for violin and guitar, F. Chopin Prelude in E minor, violin and guitar