<http://schema.org/headline>
"\u590F\u30CD\u30A4\u30EB\u306B\u30CF\u30DE\u308B!\u5B9A\u756A\u300E\u30B0\u30E9\u30C7\u30FC\u30B7\u30E7\u30F3\u30CD\u30A4\u30EB\u300F\u753B\u50CF\u96C6"^^<http://www.w3.org/2001/XMLSchema#string>
<http://itnail.jp/articles/znpkiuj9>