An empire can be conservative.Logical formLearned from19 sentences. A (cable empire) may pertain-to a male.Logical formLearned from19 sentences. A quest can be for empire.Logical formLearned from19 sentences. Corners may pertain-to an empire.Logical formLearned from19 sentences. Edges may pertain-to an empire.Logical formLearned from19 sentences. An empire may undergo maintenance.Logical formLearned from19 sentences. An empire can be defunct.Logical formLearned from19 sentences. A story may pertain-to an empire.Logical formLearned from19 sentences. A founder may pertain-to an (oil empire).Logical formLearned from19 sentences. A (business empire) can be successful.Logical formLearned from19 sentences. A country can be a heartland of an empire.Logical formLearned from19 sentences. An expansion may pertain-to an empire.Logical formLearned from18 sentences. A founder may pertain-to an empire.Logical formLearned from18 sentences. A control can be over an empire.Logical formLearned from18 sentences. An empire can be divided.Logical formLearned from18 sentences.