Class uuid
39d0888d-24ed-4d5a-9eaa-939a3d2406d7
Lesson uuid
f8962ed5-feaf-4f35-867c-c129014c8b67
Location uuid
3a83856e-dff9-43e5-bfe9-6c05a7ee56e0
Person uuid
74219c08-c8d3-4905-a376-2a8008ceb786