The schema.org vocabulary can be used with both Microdata or RDFa 1.1 Lite syntax, and it has
types for Event, Organization, Person, Product,
Review, AggregateRating, Offer and hundreds of others.
The schema.org vocabulary can be used with both Microdata or RDFa 1.1 Lite syntax, and it has types for Event, Organization, Person, Product, Review, AggregateRating, Offer and hundreds of others.
to produce and consume information about types of content for which HTML doesn't yet include nouns. The most prominent of these are WAI-ARIA, Microformats, and Schema.org.
Web crawlers understand some of these side-contracts,