• http://ja.wcontology.org/resource/Category:石油輸送 ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:石油産業
• http://ja.wcontology.org/resource/Category:石油関連インフラ ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:石油産業
• http://ja.wcontology.org/resource/Category:石油備蓄 ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:石油産業
• http://ja.wcontology.org/resource/Category:石油関連企業 ( describe )
  • http://wcontology.org/core#subClassOf ( describe )
    • http://ja.wcontology.org/resource/Category:石油産業
• http://ja.wcontology.org/resource/Category:石油産業 ( describe )
  • http://www.w3.org/2002/07/owl#sameAs ( describe )
    • http://ja.dbpedia.org/resource/Category:石油産業
    • http://en.wcontology.org/resource/Category:Petroleum_industry
  • http://www.w3.org/1992/02/22-rdf-syntax-ns#type ( describe )
    • http://wcontology.org/core#setCategory
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:石油
  • http://www.w3.org/ns/prov#wasDerivedFrom ( describe )
    • http://ja.wikipedia.org/wiki/Category:石油産業?oldid=50180091
  • http://wcontology.org/core#subClassOf ( describe )
    • http://ja.wcontology.org/resource/Category:産業
• http://ja.wcontology.org/resource/Category:油田 ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:石油産業