_:ne79442ade7d14f7dbae2c16911192980xb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<https://oscimg.oschina.net/oscnet/fe398778-7a32-4a58-9f11-92842f0baaf3.gif>
<https://my.oschina.net/u/4587334/blog/4563400>