The complexity of relationship classification depends on how your customers will use your web site.
这些复杂的关系如何分类要取决于你的用户将如何使用你的网站。
To see an example of this, look at how the DC classification system is used within the RDF XML schema to describe the content of an RDF entity, such as a Web site (see Listing 10).
作为一个例子，阅读清单10看看如何在RDF XML模式中使用DC分类系统描述RDF实体的内容，比如网站。
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