<http://schema.org/headline>
"\u5929\u7687\u965B\u4E0B\u306E\u30D3\u30C7\u30AA\u30E1\u30C3\u30BB\u30FC\u30B8\u3001YouTube\u3067\u306F10\u4E07\u4EBA\u8D85\u304C\u30E9\u30A4\u30D6\u8996\u8074"^^<http://www.w3.org/2001/XMLSchema#string>
<http://internetcom.jp/201384/video-message-on-youtube>