<http://schema.org/headline>
"\u300C\u30B9\u30EA\u30E0\u30D9\u30CE\u30A2\u30D6\u30EC\u30FC\u30C9\u300D\u306B\u5BFE\u3059\u308B\u7279\u8A31\u6A29\u4FB5\u5BB3\u8A34\u8A1F\u306E\u7D42\u7D50\u306B\u3064\u3044\u3066"^^<http://www.w3.org/2001/XMLSchema#string>
<http://prtimes.jp/main/html/rd/p/000000003.000011355.html>