Triple UML Association

I am currently having trouble understanding triple associations in UML. I get binary, but I'm not sure how multiplicity works on a triple basis. I do the exercises that I got from my university, and now it looks like this:

One department can sell many products, but only in one market. In the market, one product can be sold only by one department.

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I read about various sources about how I should think of a pair of two classes that I’m not trying to understand, but my brain just doesn’t understand. Help me overwhelm Kenobi, you are my only hope.

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3 answers

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