Common Namespace Management Model

First, it borrows the namespace convention of MediaWiki and Semantic Mediawiki. That means:

• Main, Template, Module, MediaWiki are reserved already. In particular, the word Category is also an important reserved word, for a very convenient namespace.
• Semantic Mediawiki defines a namespace for namespaces, called Property, using two colons(::) as the delimiter to denote the user defined namespaces. So that we can use relational database engine to identify and manipulate all these namespaces.

Then, PKC occupies the following names: PKC

And MU uses the following namespaces

And Inter-Organizational Workflow uses these reserved namespace: