Information About the Model
It is a Colored model and there are also equivalence P/T versions (maybe only for less instances than the ones of the colored model), it has been proposed by Lom-Messan Hillah for the 2011 edition of the model checking contest.
The model Form
It can be downloaded here.
Full Archive with all Model Data (PNML + evaluation formula)
It can be downloaded here.
Picture of The Model
Note: even if the specification is provided as a colored one, the category the model belongs to is the one provided in the information section: Colored model and there are also equivalence P/T versions (maybe only for less instances than the ones of the colored model).