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                                        'duration'  '589'
                                          'artist'  'Gustav Mahler'
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                                           'title'  'Symphony No. 5 in C-sharp minor: Adagietto'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '10'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '142'
                                             'key'  '4A'
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'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
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