A (business district) may pertain-to a world-city.Logical formLearned from775 sentences. Members may pertain-to a (business community).Logical formLearned from771 sentences. A business may undergo an operation.Logical formLearned from769 sentences. A (core business) may pertain-to persons.Logical formLearned from769 sentences. A business may pertain-to a nation.Logical formLearned from766 sentences. Businesses can be high-tech.Logical formLearned from763 sentences. A business can be regular.Logical formLearned from762 sentences. Persons can be a business.Logical formLearned from756 sentences. Persons may mean business.Logical formLearned from750 sentences. Business can be brisk.Logical formLearned from739 sentences. Control may pertain-to a business.Logical formLearned from738 sentences. A business can be overseas.Logical formLearned from736 sentences. Hundreds can be constituted-of-or-filled-with businesses.Logical formLearned from733 sentences. Businesses can be in an area.Logical formLearned from730 sentences. The future may pertain-to a business.Logical formLearned from726 sentences.