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 Bach-Timofeev. Violin sonata no. 1 in G minor BWV 1001: I. Adagio | piano transcription, A.Timofeev - Ballade for Violin and Chamber Orchestra (2009), Angela Molodojan, violin