Reference Topics
Encoding
We support web pages which using the following syntaxes.
- RDFa — e.g.
<div vocab="https://schema.org/" typeof="Person"> - Embedded JSON-LD — e.g.
<script type="application/ld+json">{"@context":"https://schema.org/","@type":"Person"}</script> - Microdata — e.g.
<div itemscope itemtype="https://schema.org/Person">
We also support generic RDF syntaxes in standalone files including: JSON-LD, N-Quads, N-Triples, RDF/XML, TriG, and Turtle.
Schema.org Processor
- Unknown Term — e.g.
schema:ExampleUnknownis not a defined term. - Unexpected Class — e.g.
Vehicleclass is not expected for anauthorproperty. - Unexpected Value — e.g.
DateTimevalue is not valid for aBooleanproperty. - Unexpected Property — e.g.
vehicleEngineproperty is not expected within anImageObjectnode. - Actions: Unbound Constraint — e.g.
query-inputproperty is not valid within aCreativeWorknode. - Actions: Invalid Textual Constraint Key — e.g.
optionalis not a valid short-hand key. - Roles: Unpropagated Property — e.g.
OrganizationRoleof amembermust itself include amember.