@prefix fabio: <http://purl.org/spar/fabio/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

fabio:Periodical a owl:Class ;
    rdfs:label "periodical"@en ;
    rdfs:comment "A publication issued on a regular and ongoing basis as a series of issues, each issue comprising separate periodical items, for example editorials, articles, news items and/or other writings."@en ;
    rdfs:isDefinedBy fabio: ;
    rdfs:subClassOf fabio:Book .