<http://schema.org/headline>
"\u604B\u4EBA\u3068\u98DF\u3079\u308B\u304A\u5F01\u5F53\u3067\u3001\u3042\u306A\u305F\u306E\u300C\u524D\u306E\u3081\u308A\u5EA6\u300D\u304C\u308F\u304B\u308B\u5FC3\u7406\u30C6\u30B9\u30C8"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/18707>