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How to divide products into three pages - categories

Please, help! How to divide my collection into three categories to make three separate pages for each: 1) page of chairs, 2) page of tables, 3) page of countertops and supports:

On the main page should be displayed 6 items of chairs and tables and a button on the corresponding page:

This is a link to the site:

This is a link to webflow-designer:

I’m confused, this is an urgent need ((