<<rule>> Create: Multiplicity-One Bidirectional Reference

<<create>> newOppositeReference : EReference <<preserve>> toClassA : EClass <<create>> newMultiplicityOneReference : EReference <<create>> upperBound = "1" <<preserve>> toClassB : EClass <<create>> eOpposite <<create>> eType <<create>> eType <<create>> eOpposite <<create>> eContainingClass eStructuralFeatures <<create>> eContainingClass eStructuralFeatures