A hierarchy can be straightforward.Logical formLearned from5 sentences. A place can be in a hierarchy.Logical formLearned from5 sentences. A hierarchy may be traversed.Logical formLearned from5 sentences. (Child pages) may be added to a hierarchy.Logical formLearned from5 sentences. Output may be structured in a hierarchy.Logical formLearned from5 sentences. Levels may pertain-to a (classification hierarchy).Logical formLearned from5 sentences. Hierarchies can be flexible.Logical formLearned from5 sentences. A hierarchy of requirements may reflect a need.Logical formLearned from5 sentences. Rules can be for a hierarchy.Logical formLearned from5 sentences. A (hierarchy rule) may be applied.Logical formLearned from5 sentences. A hierarchy can be constituted-of-or-filled-with (data sources).Logical formLearned from5 sentences. A hierarchy can be constituted-of-or-filled-with factors.Logical formLearned from5 sentences. Hierarchies can be regulatory.Logical formLearned from5 sentences. A hierarchy can be over a country.Logical formLearned from5 sentences. An adherence can be to a hierarchy of controls.Logical formLearned from5 sentences.