@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#> .

eg:Thing
	a rdfs:Class ;
	rdfs:subClassOf [
		a owl:Restriction ;
		owl:onProperty rdfs:label ;
		owl:someValuesFrom rdf:PlainLiteral
	] .

eg:s
	a eg:Thing ;
    rdfs:label "not plain"^^rdf:XMLLiteral .