Civilisations may meet.Logical formLearned from2 sentences. Civilisations can be large-scale.Logical formLearned from2 sentences. Ancient civilisations can be in regions.Logical formLearned from2 sentences. A succession can be constituted-of-or-filled-with civilisations.Logical formLearned from2 sentences. Ancient times may undergo civilisations.Logical formLearned from2 sentences. Civilisations may pertain-to a planet.Logical formLearned from2 sentences. Information can be on civilisations.Logical formLearned from2 sentences. A hybrid can be constituted-of-or-filled-with some civilisations.Logical formLearned from2 sentences. Communication can be between civilisations.Logical formLearned from2 sentences. (Trading relationships) can be with civilisations.Logical formLearned from2 sentences. Civilisations may undergo an analysis.Logical formLearned from2 sentences. A male may predict a clash of civilisations.Logical formLearned from2 sentences. A group can be constituted-of-or-filled-with civilisations.Logical formLearned from2 sentences. A proportion of scholarly publishing may be devoted to a study of civilisations.Logical formLearned from2 sentences. (World civilisations) can be at a time.Logical formLearned from2 sentences.