An ampoule can be closed.Logical formLearned from4 sentences. Dormitories can be closed.Logical formLearned from4 sentences. A (freight yard) can be closed.Logical formLearned from4 sentences. A (league model) can be closed.Logical formLearned from4 sentences. Seminaries can be closed.Logical formLearned from4 sentences. Closed forms can be simple.Logical formLearned from4 sentences. An electrical circuit can be closed.Logical formLearned from4 sentences. A halt can be closed.Logical formLearned from4 sentences. Some entrances can be closed.Logical formLearned from4 sentences. A (company town) can be closed.Logical formLearned from4 sentences. Pass can be closed.Logical formLearned from4 sentences. A closed area can be constituted-of-or-filled-with some square meters.Logical formLearned from4 sentences. A crucible can be closed.Logical formLearned from4 sentences. A watershed can be closed.Logical formLearned from4 sentences. The world can be a closed system.Logical formLearned from4 sentences.