A runway may remain closed.Logical formLearned from27 sentences. Home to some persons can be closed.Logical formLearned from27 sentences. Hospitals can be closed.Logical formLearned from27 sentences. A communist country can be closed.Logical formLearned from27 sentences. A sequence can be closed.Logical formLearned from26 sentences. Works can be closed.Logical formLearned from26 sentences. Others may remain closed.Logical formLearned from26 sentences. A college can be closed.Logical formLearned from26 sentences. Hatches can be closed.Logical formLearned from26 sentences. Bodies can be closed.Logical formLearned from26 sentences. A loop can be closed.Logical formLearned from26 sentences. Hospitals can be closed.Logical formLearned from26 sentences. Responses can be closed.Logical formLearned from26 sentences. A friend can be closed.Logical formLearned from26 sentences. A thread can be closed.Logical formLearned from26 sentences.