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 Pachelbel's Canon in D (ukulele, complete version, with tabs), Paris Nocturne (comp. M. Lynch/UkuleleMike) - picking and tremolo on ukulele (TABs), Row, row, row your boat - easy ukulele - with tabs (G major)