<https://www.nikkei.com/article/DGXNASFK1402S_U2A111C1000000/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/WebPage>
<https://www.nikkei.com/article/DGXNASFK1402S_U2A111C1000000/>