Yes, because naming entities in your content is already a good thing, but it's not enough. You can't just talk; you need to make sure Google understands what you're saying. And, as we saw before, our favorite search engine is not always completely capable of understanding what you write. I'll give you an example on a brand-type SERP. If you search on Google for “Roberto Serra” you may find different results.
Roberto Serra is in fact the name of: an SEO jiangsu mobile number database consultant , that is me a star chef a short track skater You can deduce it from the content, of course, but it's not always possible. Misunderstanding is around the corner. In cases like this we need to be sure that the search engine understands exactly what we are talking about and retrieves precisely the entity we are interested in from the Knowledge Graph.
To do this we must speak its language, that is, machine language. Codes, scripts, that stuff. This language has a very specific vocabulary: that of schema.org. Schema.org is just that, a kind of bilingual dictionary that explains which expressions to use to report to Google the use of entities in your content. Then, to insert these reports on the page, you will use structured data, i.