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 Schnittke Sonata No 3 for violin and piano Roman Mints, Katya Apekisheva mov.3,4, Alexey Kurbatov . Quartet for flute, violin, cello and piano, Bach Oboe and Violin Concerto 1st mov.