• http://ja.wcontology.org/resource/Category:エイプリルフール ( describe )
  • http://www.w3.org/2002/07/owl#sameAs ( describe )
    • http://ja.dbpedia.org/resource/Category:エイプリルフール
    • http://en.wcontology.org/resource/Category:April_Fools'_Day
  • 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:ジョーク
    • http://ja.wcontology.org/resource/Category:いたずら
    • http://ja.wcontology.org/resource/Category:4月
    • http://ja.wcontology.org/resource/Category:嘘
  • http://www.w3.org/ns/prov#wasDerivedFrom ( describe )
    • http://ja.wikipedia.org/wiki/Category:エイプリルフール?oldid=58375164
• http://ja.wcontology.org/resource/Category:削除された悪ふざけとナンセンス ( describe )
  • http://wcontology.org/core#narrower ( describe )
    • http://ja.wcontology.org/resource/Category:エイプリルフール