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 David Balasanyan - Piano Trio (2007-08) for violin, cello and piano (Live), David Balasanyan - String Trio (2002-03) for violin, viola and cello, David Balasanyan - Flower garden in the dark (2006) for flute, clarinet, violin, cello and piano