This is the ".xsd:token" template. It should be called in the following format:

{{.xsd:token
|list of tokens separated by \n
|fully-qualified  transclusion pagenames
|subobject name with a .xsd:token property

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

Best Practices:Planned facets