@prefix pr: <http://www.wikidata.org/prop/reference/> .
@prefix wdref: <http://www.wikidata.org/reference/> .

wdref:cae4e16d770f780ce8236a56dfcddec2418b5eb8 pr:P4656 <https://ja.wikipedia.org/wiki/オスマン帝国> .