<http://schema.org/headline>
"\u3057\u3063\u304B\u308A\u98DF\u3079\u3066\u3082\u5927\u4E08\u592B\uFF01\u300C\u304A\u7C73\u30C0\u30A4\u30A8\u30C3\u30C8\u300D\u306E\u30B9\u30B9\u30E1"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/6031>