<http://schema.org/headline>
"\u4E2D\u56FD\u80A1\u5E02\u6536\u4F4E  \u56DE\u5410\u538B\u529B\u663E\u73B0"^^<http://www.w3.org/2001/XMLSchema#string>
<http://cn.wsj.com/gb/20130108/mkt151149.asp?source=UpFeature>