A tract may pertain-to a company.Logical formLearned from6 sentences. A tract can be acquired.Logical formLearned from6 sentences. Tracts can be constituted-of-or-filled-with (farming land).Logical formLearned from6 sentences. A tract can be in young adults.Logical formLearned from6 sentences. A tract can be constituted-of-or-filled-with coal.Logical formLearned from6 sentences. A biology may pertain-to an alimentary tract.Logical formLearned from6 sentences. Infections can be in an urinary tract.Logical formLearned from6 sentences. (Tract infections) can be acute.Logical formLearned from6 sentences. A tract may be surrendered.Logical formLearned from6 sentences. Bacterial infections may pertain-to a respiratory tract.Logical formLearned from6 sentences. A tract can be constituted-of-or-filled-with extent.Logical formLearned from6 sentences. A tract may undergo a surgery.Logical formLearned from6 sentences. A protective barrier can be between a respiratory tract.Logical formLearned from6 sentences. A line may pertain-to a tract.Logical formLearned from6 sentences. An abnormality may pertain-to an urinary tract.Logical formLearned from6 sentences.