Class uuid
9f29e6d8-2e00-4c47-a021-25c91bc14ad2
Lesson uuid
97423775-3afc-4108-9df4-1d9c3acebe34
Location uuid
3a83856e-dff9-43e5-bfe9-6c05a7ee56e0
Person uuid
9933472e-32d8-4df8-abed-4d53cdb5a86b