مشكلة في Uml - Class Diagram (أرجو المساعدة)

السلام عليكم

دا وصف المشكلة والمطلوب مني أني أرسم ال
class diagram
بس مش عارفة أطلع نوع ال
relation
بين كل كلاس والتاني
فياريت لو حد يساعدني

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You were asked to take the following description of your average PC's hardware and draw class diagram that different classes of hardware component and the relationships between those classes:
PC Hardware List:
Base Station (Tower)
Keyboard
Combined CD and DVD Recorder
Motherboard
Screen
Mouse
The relationships between these parts are as follows:
The Base station contains the Motherboard
The Base station contains a combined CD and DVD Recorder (super driver)
The Base station is connected to Keyboard , Screen and to Mouse