Classroom

idnamecapacity
1Room A30
2Room B25
3Room C28
4Room D32
5Room E35

Equipment

idequipmentNamequantity
1Desks And Chairs10
2Smart Board5
3Projector Screen6
4Whiteboard7
5Computers8

Classroom_Equipment

classroomIdequipmentId
(→ Classroom.id)(→ Equipment.id)
11
12
21
23
31
34
41
45
51