scal:CalendarUserType
Predefined set of instance for calendar user types
http://www.w3.org/2000/01/rdf-schema#Resource scal:CalendarUserType
scal:CalendarUserType has the following predefined instances:
scal:cutype-unknown
scal:cutype-resource
scal:cutype-room
scal:cutype-group
scal:cutype-individual