RDF documents are made up of simple statements that consist of three parts each: the subject, the predicate, and the object (value).

RDF文档由一些简单的语句组成，每个语句包含三个部分：主语、谓语和宾语(值)。

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Knowing this, we use a simple complete call specifying the predicate and object to get a list of documents in our system using the software document definition.

知道了这一点，我们就可以用一个简单的complete调用指定谓语和宾语，用soft ware文档定义在我们的系统中获得一个文档列表。

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Finding all the weblogs mentioned in the list is a simple matter of calling the blogs method, which performs a query for all the objects of statements with foaf: weblog as their predicate.

调用blogs方法就可以很容易地找到清单中列出的所有weblog，这个方法的谓词是查询所有foaf： weblog声明的对象。

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