An expansion may have an impact.Logical formLearned from20 sentences. Empires may undergo an expansion.Logical formLearned from20 sentences. An expansion may remain firm.Logical formLearned from20 sentences. A (highway system) may undergo an expansion.Logical formLearned from20 sentences. A result can be an expansion.Logical formLearned from20 sentences. An expansion can be abnormal.Logical formLearned from20 sentences. Human activities may undergo an expansion.Logical formLearned from20 sentences. Expansion may be performed.Logical formLearned from20 sentences. (Production systems) may undergo an expansion.Logical formLearned from20 sentences. A (tourism industry) may undergo an expansion.Logical formLearned from20 sentences. Funds may undergo an expansion.Logical formLearned from20 sentences. Responsibilities may undergo an expansion.Logical formLearned from20 sentences. An expansion can be observed.Logical formLearned from20 sentences. Expansion can be in services.Logical formLearned from20 sentences. An expansion may pertain-to a month.Logical formLearned from20 sentences.