Class uuid
594f7dc6-ab6a-404e-aaf6-a98802e3142b
Lesson uuid
2e1beecb-d3f0-44a9-beec-699c77b7c791
Location uuid
5e63f58c-4034-45e5-af0d-6ae4396b3feb
Person uuid
3ce64ac5-3d09-440f-85bb-287e381e2c75