<http://schema.org/headline>
"\u300C\u771F\u306E\u30E2\u30C6\u300D\u306F\u5185\u5074\u304B\u3089\uFF1F\u30E2\u30C6\u308B\u4EBA\u304C\u7121\u610F\u8B58\u306B\u3057\u3066\u3044\u308B4\u3064\u306E\u3053\u3068"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/7768>