======================== unified (from filesystem) ========================
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                                        'duration'  '170'
                                          'artist'  'George Martin'
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                                         'release'  'Produced by George Martin: 50 Years in Recording'
                                           'title'  'Serenade no. 11 for Winds in E-flat major, K. 375: IV. Minuetto & Trio'
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                                      'lastfmtags'  "['producer/jazz/pop/soundtrack/score/composer']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '27'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '145.9'
                                             'key'  '5B'
                                        'acoustid'  'ef5604d5-c4f7-4d28-9940-127995f3a2cb'
rest: ''

======================== rawer (from filesystem) ========================

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'TALB' (Album/Movie/Show title)                     'Produced by George Martin: 50 Years in Recording'
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'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-07-02'
'TIT2' (Title/songname/content description)         'Serenade no. 11 for Winds in E-flat major, K. 375: IV. Minuetto & Trio'
'TKEY' (Initial key)                                '5B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'London Baroque Ensemble'
'TPE2' (Band/orchestra/accompaniment)               'George Martin'
'TPOS' (Part of a set)                              '4/6'
'TPUB' (Publisher)                                  'Parlophone'
'TRCK' (Track number/Position in set)               '3/27'
'TSO2'                                              'Martin, George'
'TSOP' (Performer sort order)                       'London Baroque Ensemble'
'TSST' (Set subtitle)                               'Gold Fingers'
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'TXXX:Artists'                                      'London Baroque Ensemble'
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'TXXX:CATALOGNUMBER'                                '07243 5326312 6'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
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'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   'producer/jazz/pop/soundtrack/score/composer'
'TXXX:originalyear'                                 '2001'
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'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.11 dB'
'TXXX:replaygain_track_peak'                        '0.568273'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'dd667de1-07d4-4ce7-85b4-586f99bfd31c')

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/0soundtrack/George Martin (1926-2016) Productions/darkmp3-ru-london-baroque-ensemble-serenade-in-e-flat-major-k-375-iv-minuet-and-trio.mp3
                                         'working'  None
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                                    'duration_sec'  170
                                           'genre'  soundtrack-video
                                        'filesize'  4145440
                                           'mtime'  1620333524
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack (1926 2016) Productions darkmp3 ru london baroque ensemble serenade k iv minuet and trio soundtrack video
                                      'tag_artist'  George Martin
                                     'tag_release'  Produced by George Martin: 50 Years in Recording
                                       'tag_title'  Serenade no. 11 for Winds in E-flat major, K. 375: IV. Minuetto & Trio
                                             'bpm'  145.9
                                    'search_title'  '375':14,15 'e':7 'eflat':9 'flat':8 'for':4 'in':6 'iv':16,17 'k':12,13 'major':10,11 'minuetto':18 'no':2,3 'serenade':1 'trio':19 'winds':5
                                   'search_artist'  'george':1 'martin':2
                                  'search_release'  '50':6 'by':2 'george':3 'in':8 'martin':4,5 'produced':1 'recording':9 'years':7
                                     'search_rest'  '0soundtrack':1 '1926':2,3 '2016':4,5 'and':16 'baroque':10 'darkmp3':7 'ensemble':11 'iv':14 'k':13 'london':9 'minuet':15 'productions':6 'ru':8 'serenade':12 'soundtrack':18 'trio':17 'video':19
                                    'search_combo'  '0soundtrack':31 '1926':32,33 '2016':34,35 '375':14A,15A '50':27C 'and':46 'baroque':40 'by':23C 'darkmp3':37 'e':7A 'eflat':9A 'ensemble':41 'flat':8A 'for':4A 'george':20B,24C 'in':6A,29C 'iv':16A,17A,44 'k':12A,13A,43 'london':39 'major':10A,11A 'martin':21B,25C,26C 'minuet':45 'minuetto':18A 'no':2A,3A 'produced':22C 'productions':36 'recording':30C 'ru':38 'serenade':1A,42 'soundtrack':48 'trio':19A,47 'video':49 'winds':5A 'years':28C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-JZFKS-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['producer/jazz/pop/soundtrack/score/composer']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620333523.570191  (2021-05-06 22:38:43)
                             'size'  4145440