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 Quando o heavy metal e a música sinfônica se encontram, Filarmônica em: Quinteto de Metais e a "Ária na quarta corda", de Bach, Filarmônica em: "A Máquina de Escrever" de Leroy Anderson