Civilization may undergo a decline.Logical formLearned from194 sentences. Western civilization may undergo a decline.Logical formLearned from188 sentences. A civilization can be technological.Logical formLearned from186 sentences. A country may undergo a civilization.Logical formLearned from181 sentences. A person may love civilization.Logical formLearned from176 sentences. Civilization may undergo a rise.Logical formLearned from172 sentences. Civilizations may undergo a rise.Logical formLearned from154 sentences. A civilization may undergo a collapse.Logical formLearned from135 sentences. A civilization can be white.Logical formLearned from133 sentences. A civilization can be medieval.Logical formLearned from130 sentences. A civilization may pertain-to the world.Logical formLearned from130 sentences. Dialogue can be between civilizations.Logical formLearned from126 sentences. Civilization may undergo a romance.Logical formLearned from125 sentences. A civilization can be glorious.Logical formLearned from125 sentences. A civilization can be high-tech.Logical formLearned from121 sentences.