Class uuid
6df8ad58-cb96-4589-a4b9-3ec80e2fd6d8
Lesson uuid
854a7537-9b4a-4da9-859a-2b9f1c34f4b1
Location uuid
a2c6c6b7-2552-4665-b0d5-9849c4b5395e
Person uuid
3d496d24-d361-4f81-9448-8d06a49f0009