<http://schema.org/headline>
"\u6E2F\u80A1\u6536\u76D8\u6301\u5E73\uFF0C\u76D8\u4E2D\u89E6\u53CA21\u4E2A\u6708\u9AD8\u70B9 "^^<http://www.w3.org/2001/XMLSchema#string>
<http://cn.wsj.com/gb/20130204/MKTc-002042.asp?source=channel>