@prefix : <http://purl.org/net/rss1.1#> .
@prefix rss1: <http://purl.org/rss/1.0/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<> rdfs:label "RSS 1.1 Mappings"; 
   rdfs:comment "This is a set of mappings and documentation for RSS 1.1." .

# Mappings

:Channel owl:equivalentClass rss1:channel .
:title owl:equivalentProperty rss1:title .
:link owl:equivalentProperty rss1:link .
:description owl:equivalentProperty rss1:description .
:image owl:equivalentProperty rss1:image .
:url owl:equivalentProperty rss1:url .
:items owl:equivalentProperty rss1:items .
:item owl:equivalentClass rss1:item .

# OWL Full Material

:Channel rdf:type owl:Class; 
   rdfs:label "Channel"; 
   rdfs:subClassOf 
     [ rdf:type owl:Restriction; owl:onProperty :title; 
       owl:allValuesFrom rdfs:Literal ], 
     [ rdf:type owl:Restriction; owl:onProperty :description; 
       owl:allValuesFrom rdfs:Literal ] .

:Items rdf:type owl:Class; 
   rdfs:label "Items"; 
   rdfs:comment "Never syntactically appears as an element."; 
   rdfs:subClassOf rdf:List, 
     [ rdf:type owl:Restriction; owl:onProperty rdfs:member; 
       owl:allValuesFrom :item ] .

:Image rdf:type owl:Class; 
   rdfs:label "Image"; 
   rdfs:subClassOf 
     [ rdf:type owl:Restriction; owl:onProperty :title; 
       owl:allValuesFrom rdfs:Literal ] .

:URI rdf:type owl:Class; 
   rdfs:label "URI"; 
   rdfs:subClassOf rdfs:Literal .