Initial init {}
Activity req {
    distribution = """
        def func(iteration):
            return iteration
        return func
        """
}
SimpleMerge merge {}
Activity model {
    distribution = """
        def func(iteration):
            return iteration
        return func
        """
}
ParallelSplit split {}
MultiInstance simulate {
    nr_instances = 10
    distribution = """
        def func(iteration):
            return iteration
        return func
        """
}
Activity check {
    distribution = """
        def func(iteration):
            return iteration
        return func
        """
}
Synchronization sync {}
Activity evaluate {
    distribution = """
        def func(iteration):
            return iteration
        return func
        """
}
ExclusiveChoice choice {}
Finish finish {}

Next (init, req) {}
Next (req, merge) {}
Next (merge, model) {}
Next (model, split) {}
Next (split, simulate) {}
Next (split, check) {}
Next (simulate, sync) {}
Next (check, sync) {}
Next (sync, evaluate) {}
Next (evaluate, choice) {}
DecisionTrue (choice, finish) {}
DecisionFalse (choice, merge) {}