@prefix rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix sl:    <http://www.semanlink.net/2001/00/semanlink-schema#> .
@prefix skos:  <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs:  <http://www.w3.org/2000/01/rdf-schema#> .
@prefix tag:   <http://www.semanlink.net/tag/> .
@prefix foaf:  <http://xmlns.com/foaf/0.1/> .
@prefix dc:    <http://purl.org/dc/elements/1.1/> .

tag:criminal_organisation
        a                 sl:Tag ;
        rdfs:isDefinedBy  tag:criminal_organisation.n3 ;
        skos:broader      tag:crime ;
        skos:prefLabel    "Criminal organisation" ;
        foaf:page         tag:criminal_organisation.html .

tag:crime  a            sl:Tag ;
        skos:prefLabel  "Crime" .

tag:mafia  a            sl:Tag ;
        skos:broader    tag:criminal_organisation ;
        skos:prefLabel  "Mafia" .