<http://schema.org/headline>
"\u30B3\u30EC\u3092\u3055\u308C\u305F\u3089\u8981\u6CE8\u610F\uFF01\u7537\u304C\u300C\u90FD\u5408\u306E\u3044\u3044\u5973\u300D\u306B\u53D6\u308B\u884C\u52D5\u30FB4\u3064"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/17454>