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 Anton Reicha: Wind Quintet in E-flat, Op. 88, No. 2 - IV. Allegro molto, Anton Reicha: Wind Quintet in E-flat, Op. 88, No. 2 - III. Andante grazioso, Anton Reicha: Wind Quintet in E-flat, Op. 88, No. 2 - I. Lento; Allegro moderato