• http://ja.wcontology.org/resource/Category:信号機 ( describe )
  • http://www.w3.org/2002/07/owl#sameAs ( describe )
    • http://en.wcontology.org/resource/Category:Traffic_signals
    • http://ja.dbpedia.org/resource/Category:信号機
  • http://www.w3.org/1992/02/22-rdf-syntax-ns#type ( describe )
    • http://wcontology.org/core#topicCategory
  • http://wcontology.org/core#instanceOf ( describe )
    • http://ja.wcontology.org/resource/Category:鉄道の設備
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:道路施設
    • http://ja.wcontology.org/resource/Category:道路交通
  • http://www.w3.org/ns/prov#wasDerivedFrom ( describe )
    • http://ja.wikipedia.org/wiki/Category:信号機?oldid=47424732