<http://schema.org/headline>
"\u7576\u5E74 Nikon F5 \u7684\u9ED1\u767D\u5F71\u7247\u5EE3\u544A"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.lomography.hk/magazine/223053-47-14-throwback-thursday-a-nikon-f5-commercial>