Civilization may undergo a survey.Logical formLearned from13 sentences. A product may pertain-to a civilization.Logical formLearned from13 sentences. A civilization can be idyllic.Logical formLearned from13 sentences. An oasis can be constituted-of-or-filled-with civilization.Logical formLearned from13 sentences. An average age of civilizations can be years.Logical formLearned from13 sentences. A combination of (alien civilizations) may work.Logical formLearned from13 sentences. A civilization can be on a planet.Logical formLearned from13 sentences. Progress can be in civilization.Logical formLearned from13 sentences. A civilization can be digital.Logical formLearned from13 sentences. A civilization may date.Logical formLearned from13 sentences. Civilizations can be in a galaxy.Logical formLearned from13 sentences. Persons may have civilization.Logical formLearned from13 sentences. A person may be assigned to a civilization.Logical formLearned from13 sentences. A combination can be constituted-of-or-filled-with (alien civilizations).Logical formLearned from13 sentences. Civilizations may undergo indictments.Logical formLearned from13 sentences.