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 Emotional Piano & Orchestra Music (Antonino Imanuel - Nostalgia), Romantic Piano & Orchestra Music (Antonino Imanuel - Hope), Relaxing Piano Instrumental & Orchestra Music (Antonino Imanuel - Abandoned Time)