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 Litsa Tunnah & Alissa Tavdidishvili - Elgar - Sonata for violin and piano Op. 82 (3 of 3), Litsa Tunnah & Alissa Tavdidishvili - Elgar - Sonata for violin and piano Op. 82 (2 of 3), Lana Trotovsek - Bartok Violin Concerto No.2 (1st mov)