Leaders may pertain-to an empire.Logical formLearned from9 sentences. The south may pertain-to an empire.Logical formLearned from9 sentences. An empire can be hidden.Logical formLearned from9 sentences. A metropolis may pertain-to an empire.Logical formLearned from9 sentences. Outskirts may pertain-to an empire.Logical formLearned from9 sentences. Empires can be a game.Logical formLearned from9 sentences. An administrator may pertain-to an empire.Logical formLearned from9 sentences. An empire can be to a republic.Logical formLearned from9 sentences. Leadership may pertain-to an empire.Logical formLearned from9 sentences. An empire may be formed.Logical formLearned from9 sentences. Aspects may pertain-to an empire.Logical formLearned from9 sentences. A byzantine empire may undergo a dissolution.Logical formLearned from9 sentences. Rulers may pertain-to empires.Logical formLearned from9 sentences. An empire can be organized.Logical formLearned from9 sentences. A tour may pertain-to an empire.Logical formLearned from9 sentences.