<http://schema.org/headline>
"\u30A2\u30A4\u30B7\u30E3\u30C9\u30A6\uFF11\u8272\u3067\u304D\u308C\u3044\u306A\u30B0\u30E9\u30C7\u30FC\u30B7\u30E7\u30F3\u3092\u4F5C\u308B\u30B3\u30C4"^^<http://www.w3.org/2001/XMLSchema#string>
<http://howcollect.jp/article/7148>