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 Rocksmith 2014 Score Attack - DLC - Guitar - Freddie King "Hide Away" 97%, Rocksmith 2014 - DLC - Guitar - Villagers - "Becoming a Jackal", Rocksmith 2014 - DLC - Guitar - Shinedown "45"