rdfs:member
http://hosi.org/ts/When/BasicTypes/M17n
龍徳
ts:dbpedia
http://ja.dbpedia.org/resource/龍徳_(黎朝)
ts:label
龍徳
ts:reference
https://ja.wikipedia.org/wiki/%E9%BE%8D%E5%BE%B3_%28%E9%BB%8E%E6%9C%9D%29