• http://ja.wcontology.org/resource/Category:北極 ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:極地
• http://ja.wcontology.org/resource/Category:南極 ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:極地
• http://ja.wcontology.org/resource/Category:極地 ( describe )
  • http://www.w3.org/2002/07/owl#sameAs ( describe )
    • http://ja.dbpedia.org/resource/Category:極地
    • http://en.wcontology.org/resource/Category:Polar_regions_of_the_Earth
  • http://www.w3.org/1992/02/22-rdf-syntax-ns#type ( describe )
    • http://wcontology.org/core#topicCategory
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:雪氷現象
    • http://ja.wcontology.org/resource/Category:地域
    • http://ja.wcontology.org/resource/Category:自然地理学
    • http://ja.wcontology.org/resource/Category:地球
    • http://ja.wcontology.org/resource/Category:気候
  • http://www.w3.org/ns/prov#wasDerivedFrom ( describe )
    • http://ja.wikipedia.org/wiki/Category:極地?oldid=47433805
• http://ja.wcontology.org/resource/Category:砕氷船 ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:極地