An empire may expand.Logical formLearned from61 sentences. A soviet empire may undergo a fall.Logical formLearned from61 sentences. A frontier may pertain-to an empire.Logical formLearned from61 sentences. Control can be over an empire.Logical formLearned from61 sentences. Head may pertain-to an empire.Logical formLearned from60 sentences. An empire can be as a whole.Logical formLearned from60 sentences. An empire may favor an individual.Logical formLearned from60 sentences. An empire may pertain-to a scientist.Logical formLearned from60 sentences. A man can be against an empire.Logical formLearned from59 sentences. Unity may pertain-to an empire.Logical formLearned from59 sentences. A heartland may pertain-to an empire.Logical formLearned from59 sentences. An empire can be liberal.Logical formLearned from58 sentences. Princes may pertain-to an empire.Logical formLearned from57 sentences. A (fashion empire) may pertain-to a male.Logical formLearned from57 sentences. A person may build an empire.Logical formLearned from57 sentences.