<http://arashilin.com/2008/12/09/%e4%bb%8a%e5%a4%a9%e9%81%8e%e5%be%97%e5%a5%bd%e5%bf%ab%e5%95%8a/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://arashilin.com/2008/12/09/%E4%BB%8A%E5%A4%A9%E9%81%8E%E5%BE%97%E5%A5%BD%E5%BF%AB%E5%95%8A/>