The physical world can be closed.Logical formLearned from4 sentences. A shop may remain closed.Logical formLearned from4 sentences. (Material contours) can be closed.Logical formLearned from4 sentences. A half can be closed.Logical formLearned from4 sentences. Some matters can be closed.Logical formLearned from4 sentences. A casing can be closed.Logical formLearned from4 sentences. Avenues can be closed.Logical formLearned from4 sentences. A (bolt accuracy) can be closed.Logical formLearned from4 sentences. A pharmacy can be closed.Logical formLearned from4 sentences. Flush toilets can be closed.Logical formLearned from4 sentences. A (sledding hill) may remain closed.Logical formLearned from4 sentences. Ski may remain closed.Logical formLearned from4 sentences. Sidewalks can be closed.Logical formLearned from4 sentences. Campuses may remain closed.Logical formLearned from4 sentences. (Public schools) can be closed.Logical formLearned from4 sentences.