<<rule>> Create: Multiplicity-Many Containment-Container Self-References

<<preserve>> toContainerClass : EClass <<create>> newContainerReference : EReference <<create>> upperBound = "1" <<create>> containment = "false" <<create>> newContainmentReference : EReference <<create>> unique = "true" <<create>> upperBound = value > 1 <<create>> containment = "true" <<create>> eType <<create>> eOpposite <<create>> eType <<create>> eOpposite <<create>> eContainingClass eStructuralFeatures <<create>> eContainingClass eStructuralFeatures