<http://schema.org/headline>
"\u4E8B\u524D\u306B\u30C1\u30A7\u30C3\u30AF\uFF01\u697D\u3057\u3044\u30A8\u30C3\u30C1\u304C\u3067\u304D\u305D\u3046\u306A\u7537\u6027\u306E\u7279\u5FB4\u30FB5\u9078"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/4594>