<http://schema.org/headline>
"\u7537\u5B50\u304C\u300C\u597D\u304D\u3060\uFF01\u300D\u3068\u601D\u308F\u305A\u8A00\u3044\u305F\u304F\u306A\u308B\u5973\u5B50\u306E\u8A00\u52D5\uFF15\u30D1\u30BF\u30FC\u30F3"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/7725>