[ # toplevel list
  [ # start of topics list
    {'name': _('_Melodic intervals'), 
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          'bbf2aef2-0fe8-4a15-946f-0f6aa743ef01',
          'eddd8c3f-fa29-4206-94da-306d2f6ab3fd',
          'solfege.org-all-melodic-intervals',
     ]},
    {'name': _('_Harmonic intervals'), 
     'lessons': [
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          '6517b2f2-f649-4e03-8d21-b1e7194846be',
          '45215ce6-0dbd-46cc-9c9c-abcc195f5584',
          'solfege.org-all-harmonic-intervals',
     ]},
    {'name': _('_Sing intervals'), 
     'lessons': [
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          'ab66859d-a64e-4d5c-8bb7-f0576f2d6f47',
          '4cc11f29-7ced-4f05-9b8b-d24a9ee00464',
          'd88be013-703a-4666-bd81-8f4fac0f1d1c',
          '8a2fbb81-16e1-4673-8557-5c43af96253f',
          '779138f6-050a-45d9-8477-d82b5bde0c94',
          'e232d81b-9a23-469a-8670-5000275a2e61',
          '0c3cc761-868a-4710-ae96-0e42eb475636',
          '15dd2edc-4ddd-466b-a1bf-178cbd79bacb',
     ]},
    {'name': _('_Chords in root position'), 
     'lessons': [
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          'b9535632-4a99-44a8-b68a-9a65a1747cc5',
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          'a447519f-bdd9-462b-a984-7bbd9d0d51a1',
          '0dc7ab6d-6943-4377-90f9-f9d9dd3bc6ca',
          '959e40fc-9ac1-4430-a186-9724f48d4006',
          'caa223fc-3daf-4ff2-ae4f-f4821a482502',
          'b3270d98-7e1c-48bd-9d0e-c5eefd748ac9',
          'aa89469c-171c-47f4-8432-2036856536a4',
     ]},
    {'name': _('In_versions of chords'), 
     'lessons': [
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          '5df7d8b3-cbf7-41e6-aa72-ee821625bd07',
          'd8ae9d02-e6e3-418e-801e-a4580ccaa385',
          '43fae488-3291-47c7-8ef7-dfc46544a0d8',
          '5007b481-f80a-4bd3-be0f-afb8fb4b19b9',
     ]},
    {'name': _('S_ing chord'), 
     'lessons': [
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          '611a6325-fb40-40d6-9a8e-88cdda12ce02',
          '9a4eda75-d2c5-4de2-a773-6570454b5ff0',
          '489a8ce2-0fbf-4534-a8c2-f5422d843f8d',
          'aa38afbc-e55d-4d55-bdda-19f4fe1b4a6e',
          'ec5fb54b-0146-4181-a587-c5f860f210bf',
          '021ad72a-f64e-435c-8c57-2f523e5b4dda',
     ]},
    {'name': _('Sing chord _tone'), 
     'lessons': [
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          '2638f46b-63ba-4fc9-a713-99e641815933',
          '97f7f605-f924-4482-965d-234580e3b941',
          'f87da7c3-1b22-41e9-ad4a-75ebcf5f2097',
     ]},
    {'name': _('I_ntonation (require CSound)'), 
     'lessons': [
          'b465c807-d7bf-4e3a-a6da-54c78d5b59a1',
          'aa5c3b18-664b-4e3d-b42d-2f06582f4135',
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          '3b1f57e8-2983-4a74-96da-468aa5414e5e',
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          '1cadef8c-859e-4482-a6c4-31bd715b4787',
     ]},
    {'name': _('_Rhythm'), 
     'lessons': [
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          'eab6a7ac-e45d-4d79-88c8-a7f8023930bb',
          '1b3b7f95-108a-4bda-b3b0-6a29da71b6fb',
     ]},
    {'name': _('_Dictation'), 
     'lessons': [
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          'bb2f9d88-4284-4c10-bb29-76c00ada94c9',
          'b1747bd4-cc15-42a4-b2af-d3bb7abd3484',
     ]},
    {'name': _('Sc_ales'), 
     'lessons': [
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          '45b1ff0d-3ff9-4255-8d96-5014fcaf8dab',
     ]},
    {'name': _('Identify tone'), 
     'lessons': [
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          '00eba765-545d-4cfc-ac6a-c1885050dc37',
          'c4280355-0144-4945-8db2-eecf75a20b38',
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          'ed4d9d53-5b5a-43b5-bb35-47d793bbf6b3',
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          '5a2333ea-1536-47c9-831a-0bfbbe2e68d2',
          'b24ed3e1-5caa-4d96-af34-6fdc81450517',
     ]},
    {'name': _('Configure yourself'), 
     'lessons': [
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          'ab62c894-65fc-42df-b38a-fe3b62dbf2be',
     ]},
  ], # end of topics list
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100]