(Swimming pools) can be closed.Logical formLearned from4 sentences. A dna can be closed.Logical formLearned from4 sentences. A (bladder outlet) can be closed.Logical formLearned from4 sentences. (Suction drains) can be closed.Logical formLearned from4 sentences. An injury can be closed.Logical formLearned from4 sentences. Sutures can be closed.Logical formLearned from4 sentences. Fractures can be closed.Logical formLearned from4 sentences. A closed system can be in a need of an explanation.Logical formLearned from4 sentences. A declaration can be closed.Logical formLearned from4 sentences. A (forest canopy) can be closed.Logical formLearned from4 sentences. Supermarkets can be closed.Logical formLearned from4 sentences. Closed curves can be disjoint.Logical formLearned from4 sentences. A spine can be closed.Logical formLearned from4 sentences. (Working groups) can be closed.Logical formLearned from4 sentences. Impacts may pertain-to closed areas.Logical formLearned from4 sentences.