Class uuid
b0fda969-bd20-48a4-b257-2753e9811f62
Lesson uuid
03260490-908f-43d6-8207-f67bd95d6a95
Location uuid
a2c6c6b7-2552-4665-b0d5-9849c4b5395e
Person uuid
2f1e2903-33f5-4fa5-a364-6822d6e9eb7c