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 II Castelnuovo-Tedesco Concerto for Two Guitars - Brasil Guitar Duo - heartland festival orchestra, Mvt I Michael Haydn Concerto for Two Horns - heartland festival orchestra, I Castelnuovo-Tedesco Concerto for Two Guitars - Brasil Guitar Duo - heartland festival orchestra