album_name: Anton Webern: The Complete Works, Vol. 1
artists: cba3680131ed40df9f5f851deb15e6dd
artists: Anton Webern
artists: ARTIST_ROLE_COMPOSER
artists: 4f33a53587204c55aee32981d700640d
artists: Pierre Boulez
artists: ARTIST_ROLE_MAIN_ARTIST
artists: 4f33a53587204c55aee32981d700640d
artists: Pierre Boulez
artists: ARTIST_ROLE_CONDUCTOR
artists: b696e3b76fb84bd6b2656f2ca509a014
artists: London Symphony Orchestra
artists: ARTIST_ROLE_ORCHESTRA
name: Symphony, Op. 21: I. Ruhig schreitend