In an attempt to summarize the relationship among various metadata formats and how they relate to building Internet systems I wrote a glossary. I then ordered and tied the terms together with a bit of narrative to explain the relationships among the terms
T. Declerck, H. Krieger, H. Saggion, and M. Spies. ECAI, volume 178 of Frontiers in Artificial Intelligence and Applications, page 841-842. IOS Press, (2008)