<http://schema.org/headline>
"\u4E2D\u56FD\u662F\u5426\u4ECD\u6709\u4F59\u5730\u5B9E\u65BD\u5BBD\u677E\u653F\u7B56\uFF1F"^^<http://www.w3.org/2001/XMLSchema#string>
<http://chinese.wsj.com/gb/20111205/chw162939.asp>