An attack can be on a civilization.Logical formLearned from10 sentences. Civilization can be in a region.Logical formLearned from10 sentences. Civilization may undergo encroachments.Logical formLearned from10 sentences. Works can be constituted-of-or-filled-with western civilization.Logical formLearned from10 sentences. Differences can be between civilizations.Logical formLearned from10 sentences. A version may pertain-to a civilization.Logical formLearned from10 sentences. An adjustment may form a secret of civilization.Logical formLearned from10 sentences. A civilization can be stable.Logical formLearned from10 sentences. Notions can be constituted-of-or-filled-with civilization.Logical formLearned from10 sentences. Some pillars can be constituted-of-or-filled-with civilization.Logical formLearned from10 sentences. Years may undergo a civilization.Logical formLearned from10 sentences. An impact can be on civilization.Logical formLearned from10 sentences. Modern civilization may have cities.Logical formLearned from10 sentences. A war can be between civilization.Logical formLearned from10 sentences. Icons of civilization may go dark.Logical formLearned from10 sentences.