<http://schema.org/headline>
"\u51AC\u306E\u30C7\u30FC\u30C8\u30E1\u30A4\u30AF\u306F\u3053\u308C\uFF01\u307B\u3063\u3053\u308A\u7652\u3057\u7CFB\u5973\u5B50\u30E1\u30A4\u30AF"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/3733>