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# RDF

## Various

### Declare a default namespace

it will be working just with a `:`:

``` turtle
PREFIX : <http://abc.rutishauser.info/xyz/>

:Bugs_Bunny :name "Bugs Bunny" .
```

### short form for rdf:type

rdf:type is a property `<http://www.w3.org/1999/02/222-rdf-syntax-ns#type>` and is usually shortened to `a`.

### Literal Datatypes

| Serialization | Datatype |
| ------------- | -------- |
| "Bugs Bunny" | xsd:string |
| "Bugs Bunny"%%^^%%xsd:string | xsd:string |
| "Bugs Bunny"@en | rdf:langstring |
| "1940-07-27"%%^^%%xsd:date | xsd:date |
| "1940-07-27T01:00:00.000Z"%%^^%%xsd:date | xsd:dateTime |
| 101 | xsd:integer |
| 2.0 | xsd:decimal |
| True | xsd:boolean |