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 Trudelies Leonhardt plays Mozart, Fantasia KV 475, Trudelies Leonhardt plays Beethoven, 32 Variationen WoO 80, Trudelies Leonhardt plays Beethoven, two Sonatinas KH Anh. 5