Model sexp:
(Namespace
  (OwningMembership
    (Package Car
      (OwningMembership
        (PartDefinition Wheel
          (Subclassification)
          (OwningMembership
            (Documentation))))
      (OwningMembership
        (PartUsage wheels
          (OwningMembership
            (MultiplicityRange
              (Subsetting)
              (OwningMembership
                (LiteralInteger
                  (Subsetting)))))
          (FeatureTyping)
          (Subsetting))))))
