A heath can be closed.Logical formLearned from5 sentences. A drain can be closed.Logical formLearned from5 sentences. (Fire doors) can be closed.Logical formLearned from5 sentences. A high school can be closed.Logical formLearned from5 sentences. Some state can be closed.Logical formLearned from5 sentences. A number can be closed.Logical formLearned from5 sentences. Operations can be closed.Logical formLearned from5 sentences. Other roads can be closed.Logical formLearned from5 sentences. A colliery can be closed.Logical formLearned from5 sentences. A decision can be closed.Logical formLearned from5 sentences. (Glass doors) can be closed.Logical formLearned from5 sentences. A world-city may stay closed.Logical formLearned from5 sentences. A bookstore can be closed.Logical formLearned from5 sentences. A closed manifold can be smooth.Logical formLearned from5 sentences. A stairway can be closed.Logical formLearned from5 sentences.