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 Nesterovska/Lečić: César Franck - Sonata for Violin and Piano - IV. Allegretto poco mosso, Nesterovska/Lečić: César Franck - Sonata for Violin and Piano - III. Recitativo-Fantasia, Nesterovska/Lečić: César Franck - Sonata for Violin and Piano - I. Allegretto ben moderato