Class uuid
1d0a396b-a792-4067-a4c4-f1c6ac39ced2
Lesson uuid
d1b63256-1280-48b9-8739-dec6d24cc336
Location uuid
21bf9a9d-e8e5-4ce1-9684-b5e194be384a
Person uuid
678c7cc2-5c5f-4d57-a5f8-257d22b906bc