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 Yedidia - Etude No. 3, for M.A. Hamelin (Yedidia) Audio + Sheet music, Ronald Smith plays Alkan - En rythme molossique, op. 39 No. 2, Pletnev plays Tchaikovsky/Pletnev - The Nutcracker Suite (Piece No. 7) Audio + Sheet music