A rear may pertain-to an abdominal cavity.Logical formLearned from6 sentences. A (body cavity) can be warm.Logical formLearned from6 sentences. Cavities may pertain-to drums.Logical formLearned from6 sentences. Access can be to (nest cavities).Logical formLearned from6 sentences. Four-chambered hearts of mammals may have some cavities.Logical formLearned from6 sentences. (Cavity walls) can be stiff.Logical formLearned from6 sentences. Bacteria may cause cavities.Logical formLearned from6 sentences. A cavity may pertain-to a woman.Logical formLearned from6 sentences. A (body cavity) can be open.Logical formLearned from6 sentences. Cavities can be penile.Logical formLearned from6 sentences. Cavities may go untreated.Logical formLearned from6 sentences. A cavity can be enlarged.Logical formLearned from6 sentences. Cavities may pertain-to a skull.Logical formLearned from6 sentences. Surfaces may pertain-to cavities.Logical formLearned from6 sentences. A cavity can be ventilated.Logical formLearned from6 sentences.