A middle may pertain-to a hierarchy.Logical formLearned from13 sentences. A hierarchy can be constituted-of-or-filled-with systems.Logical formLearned from13 sentences. A hierarchy may undergo a re-establishment.Logical formLearned from13 sentences. A (file system) may be organised as a hierarchy of directories.Logical formLearned from13 sentences. A hierarchy can be constituted-of-or-filled-with leaders.Logical formLearned from13 sentences. Hierarchies can be constituted-of-or-filled-with knowledge.Logical formLearned from12 sentences. A hierarchy can be constituted-of-or-filled-with bishops.Logical formLearned from12 sentences. An element can be in a hierarchy.Logical formLearned from12 sentences. A higher level may pertain-to a hierarchy.Logical formLearned from12 sentences. A hierarchy may pertain-to an order.Logical formLearned from12 sentences. A hierarchy can be hidden.Logical formLearned from12 sentences. A hierarchy can be constituted-of-or-filled-with command.Logical formLearned from12 sentences. A hierarchy can be fast-growing.Logical formLearned from12 sentences. A place can be in a (family hierarchy).Logical formLearned from12 sentences. A hierarchy may pertain-to an administration.Logical formLearned from12 sentences.