Figure 2.

Diagram illustrates a resource Person in RDF graph. The resource consists of two atomic attributes “John” and “Smith” that are assigned to it with relations “PERSON: Name” and “PERSON: Surname”. In other words, the name of the person is “John” and the surname of the same person is “Smith.” Note that the word “PERSON:” denotes a location (URI), where a name space containing the description of semantics for this relation is located.