import models/SimpleClassDiagrams as SimpleClassDiagrams SimpleClassDiagrams PetriNets_Runtime{ Class Natural {} Class Boolean {} Class String {} Class Place { tokens : Natural name : String } Class Transition { executing : Boolean } Association P2T (Place, Transition) { weight : Natural } Association T2P (Transition, Place) { weight : Natural } } export PetriNets_Runtime to models/PetriNets_Runtime