Obstructive (lung diseases) can be chronic.Logical formLearned from39 sentences. Lungs can be black.Logical formLearned from39 sentences. Blood can be from lungs.Logical formLearned from39 sentences. Lungs can be strong.Logical formLearned from39 sentences. A (lung disorder) can be rare.Logical formLearned from38 sentences. A capacity may pertain-to lungs.Logical formLearned from38 sentences. Oxygen can be in lungs.Logical formLearned from38 sentences. Lungs may undergo an expansion.Logical formLearned from38 sentences. A breath can be in lungs.Logical formLearned from38 sentences. A female may die from (lung cancer).Logical formLearned from38 sentences. Pressure can be in lungs.Logical formLearned from38 sentences. An increase can be in (lung cancer).Logical formLearned from38 sentences. Secondhand smoke may cause (lung cancer).Logical formLearned from38 sentences. (Lung cancer) can be a cause of death.Logical formLearned from38 sentences. A lung may undergo a removal.Logical formLearned from38 sentences.