<http://schema.org/headline>
"\u624B\u5143\u83EF\u3084\u304B\u304A\u82B1\u67C4\u2605\u30D5\u30E9\u30EF\u30FC\u30CD\u30A4\u30EB\u3067\u5973\u5B50\u529B\u3092\u30A2\u30C3\u30D7\u3055\u305B\u3061\u3083\u304A\u3046\u266A"^^<http://www.w3.org/2001/XMLSchema#string>
<http://itnail.jp/articles/EfCAk>