The task is to come up with a pattern for each entity in the model. For example, a village has a commons, a place for shops and services, a transit stop, a pre-school, polling place, etc, all in some relation to each other. Each level will have connections to adjacent levels.
See my page on Christopher Alexander, and his Notes on the Synthesis of Form, and A Pattern Language.
Need to find Other sites employing a pattern language in a similar manner. This Future Vision projects defined a dozen patterns for over ten categories. [Future Vision]