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 Antonin Dvořák: Romance for Violin and Orchestra performed by Tanja Sonc, TANJA SONC, violin & Slovenian Philharmonics Chamber Orchestra, EMONA 2013 - Martina Strasser - Ch. M. Widor: Introduction et rondo