@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix po: <http://www.essepuntato.it/2008/12/pattern#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

po:Pattern a owl:Class ;
    rdfs:label "pattern-based element"@en ;
    rdfs:comment "A document content nestable element."@en ;
    rdfs:isDefinedBy <http://purl.org/spar/po/> ;
    skos:note """
Any entity belonging to this class is compliant with exactly one structural pattern.
"""@en .