A cavity can be columnar.Logical formLearned from2 sentences. A heavy metal may shell cavity.Logical formLearned from2 sentences. Beads may be placed in cavities.Logical formLearned from2 sentences. A (body cavity) may pertain-to a younger brother.Logical formLearned from2 sentences. (Sodium fluoride) can be effective in preventing cavities.Logical formLearned from2 sentences. Blood can be in a pleural cavity.Logical formLearned from2 sentences. A cavity may contain material.Logical formLearned from2 sentences. Walls may pertain-to an abdominal cavity.Logical formLearned from2 sentences. Cells may contain a cavity.Logical formLearned from2 sentences. Veins can be from a tympanic cavity.Logical formLearned from2 sentences. A shape may pertain-to a resonant cavity.Logical formLearned from2 sentences. Nests may be made in cavities.Logical formLearned from2 sentences. Cavities can be at middle.Logical formLearned from2 sentences. Cavity can be large.Logical formLearned from2 sentences. A cavity can be for airflow.Logical formLearned from2 sentences.