Class uuid
b57b1275-c705-4c0a-92c9-59a3f2cd502b
Lesson uuid
621312c3-e826-4392-bd99-e64e6b0ff916
Location uuid
916222ed-ba80-4784-ad5d-2e119e5a261c
Person uuid
e8289e1d-2da6-43c4-84ac-cac635f99a87