Glossary · Linked data and entities
Blank node
An RDF node without a globally reusable IRI. It can represent local structure but cannot reliably join the same entity across pages or datasets.
Linked data and entities
The RDF and JSON-LD machinery behind structured data, and the schema.org types a business page actually needs.
IRI · URI · URL · Literal · Datatype · Language tag · Predicate · Subject · Object · Named graph · Default graph · RDF dataset · Graph merge · Graph normalization · Canonical RDF · JSON-LD expansion · JSON-LD compaction · JSON-LD flattening · Remote context · Context poisoning · Vocabulary term · Schema type · Schema property · domainIncludes · rangeIncludes · Inverse property · ItemList · BreadcrumbList · WebPage · Article · NewsArticle · BlogPosting · Product · Offer · Service · Place · PostalAddress · GeoCoordinates · ContactPoint · AggregateRating · Review · Author relationship · Publisher relationship · mainEntity
See it in the full glossary · 579 terms across 19 areas. Scan a site to see which of these apply to it.