“…Basically a document is the subject of the execution of a simulation. As it was formulated in [11], the three different forms defined in Business Process Model and thus in a simulation process are: a to-be-processed that is an input document (ID), a to-be-further-processed that is a mediate document (MD), and a result of the simulation that is a product document (PD). In the course of a simulation a document is an individual entity, however, the aggregate of the documents must also be defined in a simulation, which is the case (C).…”