@prefix eg: <http://example.org/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

eg:startsWithC
	a rdfs:Datatype ;
	rdfs:label "Starts With C" ;
	owl:onDatatype xsd:string ;
	owl:withRestrictions (
		[
			xsd:maxExclusive "D"
		] [
			xsd:minInclusive "B"
		]
	) .

eg:s
	rdf:value "Door"^^eg:startsWithC .