A bidding can be closed.Logical formLearned from4 sentences. Society may remain closed.Logical formLearned from4 sentences. A chinese restaurant can be closed.Logical formLearned from4 sentences. A closed system can be self-sufficient.Logical formLearned from4 sentences. Persons may come to a closed system.Logical formLearned from4 sentences. (Policy debates) can be closed.Logical formLearned from4 sentences. Contracts can be closed.Logical formLearned from4 sentences. A road to a restoration of art can be closed.Logical formLearned from4 sentences. A (discount window) may remain closed.Logical formLearned from4 sentences. Market can be closed.Logical formLearned from4 sentences. A (hardware store) can be closed.Logical formLearned from4 sentences. A national sport may remain closed to a population.Logical formLearned from4 sentences. A mountain can be closed.Logical formLearned from4 sentences. A grave can be closed.Logical formLearned from4 sentences. Off-ramps can be closed.Logical formLearned from4 sentences.