_:n44c47c6fedd34c63bcb130b3908ed157xb2
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://missing-piece.tistory.com/entry/%EA%B3%A0%EC%9D%B8%EC%9D%98-%EB%AA%85%EB%B3%B5%EC%9D%84-%EB%B9%95%EB%8B%88%EB%8B%A4?category=90139>