<http://schema.org/headline>
"\u5C4B\u53F0\u5225\u30C6\u30AF\u307E\u3068\u3081\uFF01\u304A\u796D\u308A\u3067\u5F7C\u3092\u30C9\u30AD\u30C3\u3068\u3055\u305B\u308B\u65B9\u6CD5"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/20218>