Class uuid
5acea111-f444-4933-952c-57dfe0f52b41
Lesson uuid
1400ba86-6ecd-4d69-98c0-ef077be6cd7d
Location uuid
916222ed-ba80-4784-ad5d-2e119e5a261c
Person uuid
8de0c6a7-eb01-4743-a006-cf6ea0f73ca7