_:n734cdde9679249f2a8d2bd16209cd7cdxb2
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/Offer>
<https://ebookjapan.yahoo.co.jp/books/390731/A001704688/?utm_source=yahoo&utm_medium=bookstore&utm_campaign=redirect>