The DEMO version only includes 4 pages:
http://karczmasiwadolina.pl
http://karczmasiwadolina.pl/restauracja-tomaszow-lubelski-strony/oferta.html
http://karczmasiwadolina.pl/restauracja-tomaszow-lubelski-menu.html
http://karczmasiwadolina.pl/restauracja-tomaszow-lubelski-strony/pizza.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com to buy a fully functioning site.
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