A (training session) can be closed.Logical formLearned from77 sentences. Institutions can be closed.Logical formLearned from76 sentences. Discussions can be closed.Logical formLearned from76 sentences. Crossings may remain closed.Logical formLearned from76 sentences. Airport can be closed.Logical formLearned from75 sentences. A hospital can be closed.Logical formLearned from75 sentences. Strings can be closed.Logical formLearned from75 sentences. Bases can be closed.Logical formLearned from75 sentences. Countries can be closed.Logical formLearned from75 sentences. Some offices can be closed.Logical formLearned from75 sentences. A (court hearing) can be closed.Logical formLearned from75 sentences. A camp can be closed.Logical formLearned from75 sentences. Airspace may remain closed.Logical formLearned from75 sentences. Some markets can be closed.Logical formLearned from75 sentences. A (railway line) can be closed.Logical formLearned from74 sentences.