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<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/Organization>
<https://okiai.tsubasahayashi.com/bulletin-board/topic/%D1%81%D1%82%D0%B8%D0%BC%D1%83%D0%BB%D1%8F%D1%82%D0%BE%D1%80%D1%8B-%D0%BF%D0%BE%D1%80%D0%BE%D1%88%D0%BA%D0%B0-%D1%84%D0%B5%D1%80%D0%BC%D0%B5%D0%BD%D1%82%D1%8B-%D0%B4%D0%BB%D1%8F-%D0%BC%D1%83%D0%BA>