• http://ja.wcontology.org/resource/Category:IP電話 ( describe )
  • http://www.w3.org/2002/07/owl#sameAs ( describe )
    • http://en.wcontology.org/resource/Category:Voice_over_IP
    • http://ja.dbpedia.org/resource/Category:IP電話
  • 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:インターネット
    • http://ja.wcontology.org/resource/Category:電話網
    • http://ja.wcontology.org/resource/Category:電話
  • http://www.w3.org/ns/prov#wasDerivedFrom ( describe )
    • http://ja.wikipedia.org/wiki/Category:IP電話?oldid=64450821
• http://ja.wcontology.org/resource/Category:VoIPのソフトウェア ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:IP電話
• http://ja.wcontology.org/resource/Category:各国のIP電話 ( describe )
  • http://wcontology.org/core#addConstraint ( describe )
    • http://ja.wcontology.org/resource/Category:IP電話