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 Jigglypuff's Lullaby - Fingerstyle -, Johannes Brahms - Lullaby - on guitar, Legend of Zelda: Wind Waker "Earth God's Lyric" - Fingerstyle -