Structured details is included to Web content knowledge by marking-up knowledge it describes with machine-readable annotations (metadata) that are generally invisible to humans. This is why it can be also known as schema markup So, to begin with two or three cliche's and mangled metaphors - we're chatting apples and https://addons.prestashop.com/pl/seo-pozycjonowanie-naturalne/31857-automatyczne-google-rich-snippets-json-ld-opengraph-seo.html