This is the ".rdf:datatype" template. It should be called in the following format:

{{.rdf:datatype
|pagename for datatype definition
|ns:pagename for datatype definition
|subobject name for datatype definition
|iri for datatype definition

|set property=property name (default=.rdf:datatype)
|value count=max || min:max (default=0:*)
|value constraint=
}}

Best Practices:Planned facets