>-- ES.Selection.HasGenerator --> ES.Generator <R L0.HasProperty : L0.FunctionalRelation
>-- ES.Selection.HasCondition --> ES.Condition <R L0.HasProperty : L0.FunctionalRelation
>-- ES.Selection.HasSelector --> ES.Selector <R L0.HasProperty : L0.FunctionalRelation
>-- ES.Selection.HasGenerator --> ES.Generator <R L0.HasProperty : L0.FunctionalRelation
>-- ES.Selection.HasCondition --> ES.Condition <R L0.HasProperty : L0.FunctionalRelation
>-- ES.Selection.HasSelector --> ES.Selector <R L0.HasProperty : L0.FunctionalRelation