Prospects may pertain-to an empire.Logical formLearned from5 sentences. Defences may pertain-to an empire.Logical formLearned from5 sentences. An empire can be constituted-of-or-filled-with colonies.Logical formLearned from5 sentences. A danger can be to an empire.Logical formLearned from5 sentences. Frontiers may pertain-to empires.Logical formLearned from5 sentences. A campaign can be against an empire.Logical formLearned from5 sentences. Distinctions may be defined during an empire.Logical formLearned from5 sentences. Empires may pertain-to a word.Logical formLearned from5 sentences. A regent may pertain-to an empire.Logical formLearned from5 sentences. Empire may undergo a conquest.Logical formLearned from5 sentences. Empires may pertain-to the worlds.Logical formLearned from5 sentences. Empires may burn.Logical formLearned from5 sentences. An agent may pertain-to an empire.Logical formLearned from5 sentences. An empire may produce.Logical formLearned from5 sentences. Ranks may pertain-to an empire.Logical formLearned from5 sentences.