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 Maurice Ravel: Vocalise-étude en forme de Habanera (Duo Violin and Piano: Marco Lo Muscio/Benvenuti), Tallinn Organ Festival 2009: Arvo Pärt: Für Aline (Arr. Marco Lo Muscio), Claude Debussy: "Romance" (Duo Violin and Piano: Marco Lo Muscio & Benvenuti)