Class uuid
6f6e27b5-da21-4151-b6b1-cdab42ed3081
Lesson uuid
21c3219d-c7b6-4a73-80a1-4b506a65262a
Location uuid
3a83856e-dff9-43e5-bfe9-6c05a7ee56e0
Person uuid
1618f223-c3f9-482f-b171-c307e64c5ac1