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

operatingsystem:File_systems
  skos:prefLabel "File systems"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .

operatingsystem:Memory_management
  skos:prefLabel "Memory management"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .

operatingsystem:Operating_System
  skos:narrower <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5#I/O_systems>, operatingsystem:System_software, operatingsystem:Fundamentals_of_operating_system, operatingsystem:Linux_System, operatingsystem:File_systems, operatingsystem:Protection_and_Security, operatingsystem:Concurrency_control, operatingsystem:Process_and_thread_management, operatingsystem:Memory_management ;
  skos:topConceptOf <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5/conceptscheme> ;
  skos:inScheme <http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5/conceptscheme> ;
  skos:prefLabel "Operating System"@en ;
  a skos:Concept .

<http://www.semanticweb.org/sony/ontologies/2014/1/untitled-ontology-5/conceptscheme>
  a skos:ConceptScheme ;
  skos:hasTopConcept operatingsystem:Operating_System .

operatingsystem:Fundamentals_of_operating_system
  skos:prefLabel "Fundamentals of operating system"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .

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

operatingsystem:Concurrency_control
  skos:prefLabel "Concurrency control"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .

operatingsystem:Protection_and_Security
  skos:prefLabel "Protection and Security"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .

operatingsystem:Process_and_thread_management
  skos:prefLabel "Process and thread management"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .

operatingsystem:System_software
  skos:prefLabel "System software"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .

operatingsystem:Linux_System
  skos:prefLabel "Linux System"@en ;
  a skos:Concept ;
  skos:broader operatingsystem:Operating_System .