<http://schema.org/headline>
"\u6642\u4EE3\u306F\u5909\u308F\u3063\u305F\uFF1F\u30C6\u30AD\u30D1\u30AD\u5973\u5B50\u304C\u7537\u6027\u304B\u3089\u91CD\u5B9D\u3055\u308C\u308B\uFF14\u3064\u306E\u7406\u7531"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/16535>