<http://schema.org/headline>
"\u3046\u307E\u304F\u5229\u7528\u3055\u308C\u3066\u306A\u3044\uFF1F\u300C\u5834\u3064\u306A\u304E\u5F7C\u5973\u300D\u306E\u7279\u5FB4\u30FB\uFF14\u3064"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/4909>