A cavity can be gas-filled.Logical formLearned from4 sentences. Entry can be into a cavity.Logical formLearned from4 sentences. Cavity may search.Logical formLearned from4 sentences. Cavities may collapse.Logical formLearned from4 sentences. Cavities can be in the ground.Logical formLearned from4 sentences. Blood can be in a (chest cavity).Logical formLearned from4 sentences. A cavity can be round.Logical formLearned from4 sentences. Cavities can be constituted-of-or-filled-with trees.Logical formLearned from4 sentences. A cavity may pertain-to a shape.Logical formLearned from4 sentences. A cavity may be lined.Logical formLearned from4 sentences. A cavity can be a cavity.Logical formLearned from4 sentences. A (chest cavity) may pertain-to a victim.Logical formLearned from4 sentences. Surfaces may pertain-to a cavity.Logical formLearned from4 sentences. Crystals can be in cavities.Logical formLearned from4 sentences. Organs may pertain-to an abdominal cavity.Logical formLearned from4 sentences.