Civilisations can be extraterrestrial.Logical formLearned from11 sentences. Societies can be extraterrestrial.Logical formLearned from11 sentences. Technologies can be extraterrestrial.Logical formLearned from11 sentences. Search can be for extraterrestrial life.Logical formLearned from11 sentences. A fleet can be extraterrestrial.Logical formLearned from11 sentences. Colonies can be extraterrestrial.Logical formLearned from11 sentences. Scientists can be extraterrestrial.Logical formLearned from11 sentences. A lifeform can be extraterrestrial.Logical formLearned from10 sentences. Involvement can be extraterrestrial.Logical formLearned from10 sentences. A belief can be in extraterrestrial life.Logical formLearned from10 sentences. Contact can be with extraterrestrial beings.Logical formLearned from10 sentences. A vehicle can be extraterrestrial.Logical formLearned from10 sentences. Worlds can be extraterrestrial.Logical formLearned from10 sentences. An accompaniment can be extraterrestrial.Logical formLearned from10 sentences. An intake can be extraterrestrial.Logical formLearned from10 sentences.