A battle can be between civilization.Logical formLearned from5 sentences. A civilization can be at stake.Logical formLearned from5 sentences. A civilization can be unsustainable.Logical formLearned from5 sentences. Civilizations may end.Logical formLearned from5 sentences. Persons may destroy civilization.Logical formLearned from5 sentences. Variety can be constituted-of-or-filled-with ancient civilizations.Logical formLearned from5 sentences. A grade can be constituted-of-or-filled-with civilization.Logical formLearned from5 sentences. A defense may pertain-to a civilization.Logical formLearned from5 sentences. Civilizations may be destroyed.Logical formLearned from5 sentences. Cradles can be constituted-of-or-filled-with human civilization.Logical formLearned from5 sentences. Civilizations can be recorded.Logical formLearned from5 sentences. Western civilization may undergo an achievement.Logical formLearned from5 sentences. A civilization can be vigorous.Logical formLearned from5 sentences. Traces may pertain-to civilizations.Logical formLearned from5 sentences. A civilization may be flourished in a country.Logical formLearned from5 sentences.