Class uuid
5acea111-f444-4933-952c-57dfe0f52b41
Lesson uuid
1400ba86-6ecd-4d69-98c0-ef077be6cd7d
Location uuid
916222ed-ba80-4784-ad5d-2e119e5a261c
Person uuid
70a11aa3-7bf4-4f01-bc15-64bbf18eb7b0