YouTipRDF Namespace
RDF Namespace(xmlns:rdf): http://www.w3.org/1999/02/22-rdf-syntax-ns#
RDF Namespace(xmlns:rdfs): http://www.w3.org/2000/01/rdf-schema#
RDF File Extensions and MIME Types
The recommended file extension for RDF files is .rdf, however, the extension .XML is often used to be compatible with old XML parsers.
MIME type: "application/rdf+xml".
RDFS / RDF Classes
| Element | Class | Subclass |
|---|---|---|
| rdfs:Class | All classes | |
| rdfs:Datatype | Data types | Class |
| rdfs:Resource | All resources | Class |
| rdfs:Container | Containers | Resource |
| rdfs:Literal | Literal values (text and numbers) | Resource |
| rdf:List | Lists | Resource |
| rdf:Property | Properties | Resource |
| rdf:Statement | Statements | Resource |
| rdf:Alt | Containers of alternatives | Container |
| rdf:Bag | Unordered containers | Container |
| rdf:Seq | Ordered containers | Container |
| rdfs:ContainerMembershipProperty | Container membership properties | Property |
| rdf:XMLLiteral | XML literal values | Literal |
RDFS / RDF Properties
| Element | Domain | Range | Description |
|---|---|---|---|
| rdfs:domain | Property | Class | Domain of resource |
| rdfs:range | Property | Class | Range of resource |
| rdfs:subPropertyOf | Property | Property | This property is a subproperty of a property |
| rdfs:subClassOf | Class | Class | Resource is a subclass of a class |
| rdfs:comment | Resource | Literal | Human-readable resource description |
| rdfs:label | Resource | Literal | Human-readable resource label (name) |
| rdfs:isDefinedBy | Resource | Resource | Definition of resource |
| rdfs:seeAlso | Resource | Resource | Other information about resource |
| rdfs:member | Resource | Resource | Member of resource |
| rdf:first | List | Resource | |
| rdf:rest | List | List | |
| rdf:subject | Statement | Resource | Subject of an RDF statement |
| rdf:predicate | Statement | Resource | Predicate of a resource in an RDF statement |
| rdf:object | Statement | Resource | Object of an RDF statement |
| rdf:value | Resource | Resource | value attribute |
| rdf:type | Resource | Class | Resource is an instance of a class |
RDF Attributes
| Element | Domain | Range | Description |
|---|---|---|---|
| rdf:about | Defines the resource being described | ||
| rdf:Description | Container for resource description | ||
| rdf:resource | Defines a resource to determine a property | ||
| rdf:datatype | Defines the data type of an element | ||
| rdf:ID | Defines the ID of an element | ||
| rdf:li | Defines a list | ||
| rdf:_ _n_ | Defines a node | ||
| rdf:nodeID | Defines the ID of an element node | ||
| rdf:parseType | Defines how an element should be parsed | ||
| rdf:RDF | The root of an RDF document | ||
| xml:base | Defines XML base | ||
| xml:lang | Defines the language of the element content | ||
| rdf:aboutEach | (Removed) | ||
| rdf:aboutEachPrefix | (Removed) | ||
| rdf:bagID | (Removed) |
Elements described as "Removed" have been deleted from the RDF standard recently.