@prefix operatingsystem: <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

operatingsystem:Operating_System
  skos:prefLabel "Operating System"@en ;
  a skos:Concept ;
  skos:narrower <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#I/O_systems> .

operatingsystem:Secondary_storage_structure
  skos:prefLabel "Secondary storage structure"@en ;
  a skos:Concept ;
  skos:broader <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#I/O_systems> .

<http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5/conceptscheme> a skos:ConceptScheme .
<http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#Principles_of_I/O_hardware>
  a skos:Concept ;
  skos:broader <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#I/O_systems> .

operatingsystem:Introduction_to_clock
  skos:prefLabel "Introduction to clock"@en ;
  a skos:Concept ;
  skos:broader <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#I/O_systems> .

<http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#I/O_systems>
  skos:broader operatingsystem:Operating_System ;
  skos:narrower operatingsystem:Secondary_storage_structure, <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#Principles_of_I/O_software>, <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#Principles_of_I/O_hardware>, operatingsystem:Introduction_to_clock ;
  skos:inScheme <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5/conceptscheme> ;
  a skos:Concept .

<http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#Principles_of_I/O_software>
  a skos:Concept ;
  skos:broader <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#I/O_systems> .